What is the solution to this equation? 125^x-2= (1/25)^3x

Answers

Answer 1

The equation 125ˣ⁻² = (1/25)³ˣ when solved for x by the calculations below is 2/3

How to evaluate the equation for x

We can simplify both sides of the equation using the properties of exponents:

125ˣ⁻² = (1/25)³ˣ

Rewrite 125 as 5³ and 1/25 as 5⁻²

(5³)ˣ⁻² = (5⁻²)³ˣ

Simplify the exponents by multiplying:

5³ˣ ⁻ ⁶ = 5⁻⁶ˣ

Now we can see that the equation involves powers of the same base (5).

Therefore, we can solve for x by equating the exponents:

3x - 6 = -6x

Add 6x to both sides:

9x - 6 = 0

Add 6 to both sides:

9x = 6

Divide both sides by 9:

x = 2/3

Therefore, the solution to the equation is x = 2/3.

Read more about equation at

https://brainly.com/question/18831322

#SPJ1


Related Questions

x=8 y=2 find x and y

Answers

Answer:

y=1/4x

Step-by-step explanation:a direct variation equation is y=kx. if y=1/4x, then when x=8, y=2.

3. If $3,000 is deposited in a savings account paying 4.8% a year compounded continuously, how much
will you have in the account in 7 years?

Answers

the amount in the savings account after 7 years will be $4,197.47.

according to the scree plot, if we want to preserve 80% of the variance, what would be the smallest projection dimension d?

Answers

According to the scree plot, if we want to preserve 80% of the variance, the smallest projection dimension d would be 5.

The scree plot is a diagnostic tool in factor analysis that aids in determining the number of significant factors to retain. It plots eigenvalues against factor number, with the first factor representing the highest variance in the data set.

The scree plot represents the eigenvalues of the factors. The total variance in the original dataset can be expressed as the sum of the eigenvalues of the factors. If we choose to retain fewer factors, the overall variance preserved will be less, resulting in less precise results.

If we want to keep the most variance possible while maintaining a reasonable level of abstraction, we can look at the scree plot's “elbow.” This represents a point on the scree plot where the eigenvalues decrease dramatically.

Therefore, We should retain all of the factors to the left of the elbow, as they represent the most significant eigenvalues that account for the most variance in the data. If we want to preserve 80% of the variance, the smallest projection dimension d would be 5.

To know more about variance refer here:

https://brainly.com/question/14116780

#SPJ11

HELP, PLEASEEEEE :(
The dimensions of a triangular prism are shown below
5cm
12cm
13cm
8cm
What is the total surface area of the prism in square centimeters?

Answers

Answer:

Step-by-step explanation:

So we have to do 5+12+13+8 cm having altitude base = 5 cm  and 12 cm= 1/2 times base times height = 1/2 times 5 times 12= 30 cm So surface Area of prism= 30 times 8 + 2 times 30 = 160 plus 20 = 180 cm

a spinner with the colors red, yellow, blue, and green is spun. what is the theoretical probability of stopping on the color blue?

Answers

1/4 or 25% chance or .25, this is because there are four colors and blue is only one of them.

The theoretical probability of stopping on the color blue when spinning a spinner with the colors red, yellow, blue, and green is 25% or 1/4.

A spinner is a tool that spins around an arrow or a pointer that points towards the numbers, colors, or pictures around its edge. The probability of a certain event is the likelihood of that event occurring. In this case, we need to find the theoretical probability of stopping on the color blue.

We have four colors on the spinner, so the probability of stopping on blue can be found using the formula of theoretical probability.

The formula for theoretical probability is:

number of favorable outcomes / total number of outcomes.

Since we have four colors on the spinner, the total number of outcomes is 4. The favorable outcomes are the number of times the spinner will land on blue, which is 1.

So the probability of stopping on the color blue can be calculated as follows:

1 (favorable outcome) / 4 (total number of outcomes) = 1/4

So, the theoretical probability of stopping on the color blue is 1/4. This is because there is an equal chance of landing on any of the four colors, and since there are four colors, each has a 25% chance of being selected.

Know more about probability here:

https://brainly.com/question/13604758

#SPJ11

Find the coordinates of the vertices of the given points when reflected across the x-axis.
W (-5,0), X (0,2), Y (-1,-3)

Answers

As a result, the vertices' values when mirrored along the x-axis are W' (-5,-0), X' (0,-2), and Y'. (-1,3).

The coordinates meaning is unclear?

In this case, coordinates refer to the edges of a grid structure. Latitude and longitude are often combined to form GPS measurements. Lines of latitude measure how far north and south are from the center of the earth, which is located at 0 degrees north and south.

When a point is reflected across the x-axis, the y-coordinate changes sign while the x-coordinate remains the same.

For point W (-5,0), reflecting across the x-axis results in the point W' (-5,-0).

For point X (0,2), reflecting across the x-axis results in the point X' (0,-2).

For point Y (-1,-3), reflecting across the x-axis results in the point Y' (-1,3).

Therefore, the coordinates of the vertices when reflected across the x-axis are:

W' (-5,-0), X' (0,-2), Y' (-1,3).

To know more about Coordinate visit:

https://brainly.com/question/20935031

#SPJ1

Write a rule for g that represents a vertical stretch by a factor of 6, followed by a translation 5 units down of the graph of f(x)=log0x

Answers

the rule for g that represents a vertical stretch by a factor of 6, followed by a translation 5 units down of the graph of f(x) = log₀(x) is g(x) = 6log₀(x) - 5.

The given function is f(x) = log₀(x)

To stretch the graph of f(x) vertically by a factor of 6, we multiply f(x) by 6, which gives:

g(x) = 6log₀(x)

To translate the graph of g(x) down 5 units, we subtract 5 from g(x), which gives:

g(x) = 6log₀(x) - 5

the concept of factors can also be applied to functions. Given a function f(x), a factor of f(x) is another function g(x) such that f(x) can be written as the product of g(x) and another function h(x).a factor is a number or algebraic expression that divides another number or algebraic expression evenly, leaving no remainder. For example, the factors of 12 are 1, 2, 3, 4, 6, and 12 because each of these numbers can divide 12 without leaving a remainder.

Learn more about factor here:

https://brainly.com/question/25798240

#SPJ1


The temperature in a town is 36.6°F during the day and -18.6°F at night. Find the difference in the temperatures.

Answers

Answer:

Step-by-step explanation:

To find the difference between the temperatures, we need to subtract the night temperature from the day temperature.

Difference = Day temperature - Night temperature

Difference = 36.6°F - (-18.6°F) (Note: Subtracting a negative number is the same as adding the positive number)

Difference = 36.6°F + 18.6°F

Difference = 55.2°F

Therefore, the difference in temperature between day and night in the town is 55.2°F.

Let sin(60)=√3/2 Enter the angle measure (0), in degrees, for cos(0)= √3/2

Answers

There is no angle (0) in degrees that answers the preceding equation since cos(0) = 3/2 is illogical.

what is trigonometric ratios  ?

To determine the angles of a right triangle, trigonometric ratios are ratios of the side lengths of the triangle. Sine (sin), cosine (cos), and tangent (tan) are the three fundamental trigonometric ratios, and their definitions are as follows:

Sine: The length of the angle's opposite side divided by the length of the hypotenuse is known as the sine of the angle.

Cosine: The length of the neighbouring side divided by the length of the hypotenuse is the angle's cosine value.

Angle's tangent is determined by dividing the length of the adjacent side by the length of the opposite side.

These ratios can be used to discover missing side lengths in right triangles and other situations with right triangles.

given

The number one is the value of cos(0).

There is no angle (0) in degrees that answers the preceding equation since cos(0) = 3/2 is illogical.

To know more about trigonometric ratios visit:

https://brainly.com/question/29002217

#SPJ1

how many batteries n should be in the package in order for the probability to exceed 1%? give the smallest number n which works.

Answers

a) The probability that a battery does not reach the milestone in its first 8 hours of usage is 0.014 or 1.4%. b)  The probability of this goal being met is 0.002 or 0.2%. c) The smallest value of n that satisfies P(X >= 10) > 0.01 is n = 13.

(a) To calculate the probability that a battery does not reach the milestone in its first 8 hours of usage, we need to calculate the area under the normal curve to the right of 8 hours. We can use the standard normal distribution to do this by first standardizing the value of 8 hours using the formula:

z = (x - mu) / sigma

where x is the value of 8 hours, mu is the mean of the distribution (7.36 hours), and sigma is the standard deviation (0.29 hours). Substituting these values, we get:

z = (8 - 7.36) / 0.29 = 2.21

Using a standard normal table or a calculator, we can find that the area to the right of z = 2.21 is approximately 0.014.

(b) We want to find the probability that at least 10 batteries out of a pack of 12 last until 7.5 hours of usage. This is a binomial distribution with n = 12 and p = the probability that a single battery lasts until 7.5 hours.

To find p, we can use the standard normal distribution again by standardizing the value of 7.5 hours:

z = (7.5 - 7.36) / 0.29 = 0.48

Using a standard normal table or a calculator, we can find that the area to the right of z = 0.48 is approximately 0.316. Therefore, the probability that a single battery lasts until 7.5 hours is 0.316.

Now we can use the binomial distribution formula to calculate the probability that at least 10 batteries out of 12 last until 7.5 hours:

P(X >= 10) = 1 - P(X < 10)

where X is the number of batteries that last until 7.5 hours, and P(X < 10) is the cumulative probability of 9 or fewer batteries lasting until 7.5 hours. Using a binomial calculator or a standard normal table, we can find that:

P(X < 10) = 0.998

Therefore, P(X >= 10) = 1 - 0.998 = 0.002 or 0.2%.

(c) We want to find the smallest value of n such that the probability of at least 10 batteries out of n lasting until 7.5 hours is greater than 1%. This is equivalent to finding the smallest n such that:

P(X >= 10) > 0.01

Using a binomial calculator or a standard normal table, we can find that:

P(X < 10) = 0.989 when n = 10

P(X < 10) = 0.970 when n = 11

P(X < 10) = 0.942 when n = 12

Therefore, the smallest value of n that satisfies P(X >= 10) > 0.01 is n = 13.

Learn more about  probability distributions (normal and binomial):https://brainly.com/question/15278907

#SPJ11

Your question is incomplete, but probably the complete question is :

Suppose that a brand of AA batteries reaches a significant milestone to their death on average after 7.36 hours, with standard deviation of 0.29 hours. Assume that when this milestone occurs follows a normal distribution.

(a) Calculate the probability that a battery does not reach this milestone in its first 8 hours of usage.

(b) Suppose that the company wants to sell a pack of n batteries of which (at least) 10 will last until 7.5 hours of usage. If n 12, what is the probability of this goal being met?

(c) How many batteries n should be in the package in order for the probability to exceed 1%? Give the smallest number n which works.

Maggie's Bakery bakes several batches of double fudge brownies each week. The table shows the relationship between the batches of brownies,
b, and the cups of flour, c.
Which equation models the relationship between the independent and dependent variables?




A. c = 4 + b
B.b = 4c
C. b = 4 + c
D.c = 4b

Answers

Therefore , the solution of the given problem of equation comes out to be it can also be expressed as c = 1/4b, indicating that 1/4 cup of flour is used to make each order of brownies.

What is an equation?

Variable words are commonly used in complex algorithms to show uniformity between two incompatible claims. Academic expressions called equations are used to show the equality of various academic numbers. Instead of an unique formula that splits 12 into two parts and can be used to analyze data received from y + 7, normalization in this case yields b + 7.

Here,

B. The connection between the independent factor (cups of flour) and the one that is dependent is modeled by the equation

=> b = 4c. (batches of brownies).

According to this calculation, 4 cups of flour are required to make one batch of brownies.

The equation can also be expressed as

=>  c = 1/4b, indicating that 1/4 cup of flour is used to make each order of brownies.

To know more about equation visit:

https://brainly.com/question/649785

#SPJ1

the area of the figure

Answers

Answer:

432

Step-by-step explanation:

go 16x27 and that is your answer

Answer:

The area of the figureo will be 432

BECAUSE :-

You have to multiply 16 × 27 = 432

Hope Its Help You !!

Find the weighted average of the numbers −4 and 5, with weight three-fifths on the first number and two-fifths on the second number. a. −1 b. −0.4c. 0 d. 0.5

Answers

The weighted average of the numbers −4 and 5, with weight three-fifths on the first number and two-fifths on the second number is option (b) -0.4

The weighted average of two numbers is calculated by multiplying each number by its corresponding weight, adding the results, and then dividing by the total weight.

In this case, the first number is -4 and its weight is 3/5, while the second number is 5 and its weight is 2/5. Therefore, the weighted average can be calculated as follows:

weighted average = (-4)(3/5) + (5)(2/5)

= -12/5 + 10/5

Add the numbers

= -2/5

= -0.4

Therefore, the correct option is (b) - 0.4

Learn more about weighted average here

brainly.com/question/28334973

#SPJ4

a cubic block of concrete is 0.255 meters on a side. what is the volume of this block in cubic decimeters?

Answers

Answer:

We can convert the dimensions of the cubic block from meters to decimeters, since there are 10 decimeters in a meter.

0.255 meters = 2.55 decimeters

The volume of a cube is given by the formula:

Volume = (side length)^3

Plugging in the given value of 2.55 decimeters, we get:

Volume = (2.55 dm)^3

Volume = 16.419375 dm^3

Therefore, the volume of the cubic block in cubic decimeters is approximately 16.42 dm^3.

The volume of this block in cubic decimeters is 0.255 meters on a side is 0.000251485 dm³

The volume of the cubic block of concrete can be found by calculating the volume of a cube. The formula for the volume of a cube is V = s^3, where s is the length of the side of the cube.

The side of the cube is 0.255 meters, so the volume is calculated by cubing 0.255.

The volume of the block is 0.0251485m^3.

1m^3 = 1000dm^3.
So, the volume of the block in cubic decimeters is 0.000251485dm^3.

To summarize, the volume of a cubic block of concrete that is 0.255 meters on a side is 0.000251485 dm³.

To know more about volume refer here:

https://brainly.com/question/1578538

#SPJ11

Priya has a recipe for banana bread. She uses 7 1/2 cups of flour to make 3 loaves of banana bread. Andre will follow the same recipe. He will make b loaves of banana bread using f cups of flour. Which of these equations represents the relationship between b and f?

Answers

Answer:

Step-by-step explanation:

asdf

Which equations are true for x = –2 and x = 2? Select two options x2 – 4 = 0 x2 = –4 3x2 + 12 = 0 4x2 = 16 2(x – 2)2 = 0

Answers

According to the given information, the two equations that are true for  x=-2  and  x=2  are  4x²-16=0  and  2(x-2)²=0.

What is an equation?

An equation is a mathematical statement that shows that two expressions are equal. It consists of two sides separated by an equals sign (=). The expressions on both sides of the equation can contain numbers, variables, and mathematical operations such as addition, subtraction, multiplication, and division.

The values of  x=-2  and  x=2  satisfy the equation  4x²=16, so  4x²-16=0  is true for both  x=-2  and  x=2.

The equation  x²=-4  has no real solutions, so it is not true for either  x=-2  or  x=2.

The equation  3x²+12=0  is not true for either  x=-2  or  x=2 , because  3x²+12  is always positive for any real value of  x .

The equation  2(x-2)²=0  is only true for  x=2 , because plugging in  x=-2  gives  2(-4)² =32 ≠0.

Therefore, the two equations that are true for  x=-2  and  x=2  are  4x²-16=0  and  2(x-2)²=0 .

To know more about equations visit:

brainly.com/question/17499155

#SPJ1

you measure the radius of a wheel to be 4.16 cm. if you multiply by 2 to get the diameter, should you write the result as 8 cm or as 8.32 cm?

Answers

If you take a wheel's radius of 4.16 cm and divide it by 2 to get its diameter, you should write 8.32 cm instead of 8 cm.

The breadth of a circle is two times the sweep. Therefore, if the wheel has a radius of 4.16 cm, its diameter will be

2 x 4.16 = 8.32 cm.

If the measurement is going to be used for precise engineering or calculations, it is essential to write the result as 8.32 cm because this is a measurement that is more accurate than rounding it off to 8 cm. Working with the most accurate measurement is always preferable because rounding off can result in errors.

Learn more about the Radius of a Wheel:

https://brainly.com/question/29193685
#SPJ4

1997 f150 4.6 starts great when left inside overnight but have to crank and crank if left outside overnight

Answers

Cold weather can affect battery performance, Make sure the battery is in good condition and fully charged.

How identify and fix the issue causing your 1997 f150 4.6?

The issue with your 1997 f150 4.6 starting great when left inside overnight but needing to crank and crank if left outside overnight could be due to a few factors.

To troubleshoot this problem, follow these steps:


. Check the battery: Cold weather can affect battery performance. Make sure the battery is in good condition and fully charged.


. Test the starter motor: The starter motor might struggle to turn the engine over when it's cold outside. Check the starter motor's connections and operation, and replace it if necessary.


. Assess the engine coolant temperature sensor (ECT sensor): If the ECT sensor is not functioning properly. Test the ECT sensor and replace it if it's faulty.

Learn more about ECT sensor

brainly.com/question/14591596

#SPJ11

100 points please helq

Answers

Answer:

x^2 - 4x + 6 = 0

Step-by-step explanation:

x^2 + 2 - 4x = -4

x^2 - 4x + 2 + 4 = 0

x^2 - 4x + 6 = 0

What is the remainder when the two-digit, positive integer x is divided by 3?
(1) The sum of the digits of x is 5
(2) The remainder when x is divided by 9 is 5

Answers

Answer:

22

Step-by-step explanation:

You want the remainder of a number when divided by 3 if (1) the sum of digits is 5, and (2) the remainder from division by 9 is 5.

(1) Digit sum is 5

The sum of digits of a 2-digit number will be 5 if that number is one of ...

  {14, 23, 32, 41, 50}

In every case, the remainder when divided by 3 is 2. Effectively, it is the remainder of 5 when that is divided by 2.

(2) Mod 9 value is 5

In addition to the numbers listed above, 2-digit numbers with a sum of digits of 14 will also have a remainder of 5 when divided by 9. This adds five more numbers to the list:

  {59, 68, 77, 86, 95} . . . . have remainders of 5 when divided by 9

The remainders when divided by 3 are all 2 for these numbers as well.

__

Additional comment

The process of (recursively) summing the digits of a positive integer is called "casting out 9s". It effectively finds the modulo 9 value of the number, with the exception that a sum of 9 corresponds to a modulo 9 value of 0.

Since 9 is divisible by 3, the modulo 3 value of a number will be the modulo 3 value of the modulo 9 value. In other words, if the sum of digits is 5, or the remainder from division by 9 is 5, then the mod 3 value is 5 mod 3 = 2.

a shipment of 13 microwave ovens contains four defective units. a vending company purchases four units at random. (a) what is the probability that all four units are good? (no response) seenkey 126/715 (b) what is the probability that exactly two units are good?

Answers

a. The probability that all four units are good is 0.2067 (approx),

b. The probability that exactly two units are good is 0.0226 (approx).

Given a shipment of 13 microwave ovens contains four defective units and a vending company purchases four units at random, we need to calculate the probability of the following events:

(a) all four units are good.

(b) exactly two units are good.

(a) What is the probability that all four units are good?

To solve this, we need to use the formula for the probability of an intersection of independent events.

Since the probability of getting a good unit is 9/13, then the probability of getting 4 good units in a row is calculated as follows:

P(All 4 units are good) = P(Good unit) × P(Good unit) × P(Good unit) × P(Good unit) = 9/13 × 9/13 × 9/13 × 9/13 = 47829609/232044048 = 0.2067 (approx)

(b) What is the probability that exactly two units are good?

Here, we need to use the binomial probability formula since the number of good units follows a binomial distribution. We need to find the probability of getting exactly 2 good units, given that we are purchasing 4 units.

P(exactly 2 units are good) = C(4,2) × P(Good unit)² × P(Defective unit)²

= 6 × (9/13)² × (4/13)²

= 52488/2320440

= 0.0226 (approx)

For similar question probability.

https://brainly.com/question/25428940

#SPJ11

Is tratation of the pyramid around a
center of rotation forming a spherical
figure?

Answers

The answer of the given question based on the pyramid is , option (b) No, the rotation of the pyramid is forming circular bases in parallel planes.

What is Frustum?

A frustum is a three-dimensional geometric shape that is formed by slicing a cone (or pyramid) with a plane parallel to its base and removing the smaller, similar shape from the top. In other words, a frustum is the portion of a cone (or pyramid) that remains after its top part has been cut off by a plane parallel to its base.

The correct answer is (b) No, the rotation of the pyramid is forming circular bases in parallel planes.

When a pyramid is rotated around its center of rotation, it forms a three-dimensional solid with circular bases in parallel planes. This solid is known as a frustum or truncated pyramid. However, the frustum is not a spherical figure, as it does not have a round or curved surface like a sphere. Instead, it has flat, congruent faces in the shape of rectangles and trapezoids.

Option (c) is also incorrect as it describes a regular pyramid, which has congruent rectangular faces but does not involve rotation. Option (d) describes a sphere, which is not related to the rotation of a pyramid.

To know more about Trapezoid visit:

https://brainly.com/question/29642337

#SPJ9

Answer: Option (b) No, the rotation of the pyramid is producing circular bases on parallel planes. The offered question is based on a pyramid.

What is pyramid?

A pyramid is a 3D polyhedron having at least three triangle-shaped sides connecting above it and a foundation formed of polygons. Each of the three sides are often referred to as faces, and the point above the base has been referred to as the apex. A pyramid is created by connecting the base and apex. The triangular sides are often known as lateral faces to separate them from the base. The triangular face of a pyramid is formed by the connection of each base edge to the the top.

The correct response is (b) No, the pyramid's rotation is creating parallel circular bases.

A pyramid produces a three-dimensional solid with circular bases on parallel planes when it is rotated about its centre of rotation. The term "frustum" or "truncated pyramid" refers to this solid. The frustum does not, however, have a round or curved surface like a sphere, hence it is not a spherical figure. It has flat, symmetrical faces in the form of rectangles and trapezoids instead.

To know more about pyramid, visit:

https://brainly.com/question/218706

#SPJ9

Bring down the ? to show there are tens and ? ones that still need to be divided

Answers

Answer

bring down 6

why?

bring down 6 to show there are 2 tens and 6 ones that still need to be divided

Hazardous chemicals are only found in industrial settings, so school employees do not have any responsibilities in regards to them.
False True

Answers

The statement "Hazardous chemicals are only found in industrial settings, so school employees do have responsibilities regarding them" is False.

What are hazardous chemicals?

Hazardous chemicals are substances that can cause harm to living beings when exposed to them. They are also known as hazardous substances, and they are found in various forms such as solids, liquids, gases, and dust. Hazardous chemicals pose a significant danger to human health and the environment, and they are found in both industrial and non-industrial settings.

What is the role of school employees regarding hazardous chemicals?

School employees have a responsibility to ensure that students and staff are safe from hazardous chemicals.

School laboratories and art rooms are examples of locations where hazardous chemicals may be found.

School employees must ensure that hazardous chemicals are properly labeled and stored, and they must provide safety training and equipment to students and staff who work with hazardous chemicals.

Therefore, it is not true that school employees do not have any responsibilities regarding hazardous chemicals, even though they are not found exclusively in industrial settings.

To know more about Hazardous chemicals:

https://brainly.com/question/28199263

#SPJ11

A department store is holding a fall clothing sale where $9.99 will be taken off any clothes purchased. If Taylor wants to buy a pair of pants regularly priced $34.99, how much will he spend at the sale?

Answers

it would be 25 dollors for the pair of jeans

I need SM help I can't figure it out

Answers

So, the explicit formula for this problem would be: V(t) = $3200 × (1 + 0.09)[tex]^{t}[/tex].

What is expression?

In mathematics, an expression is a combination of numbers, symbols, and operators (such as +, -, x, ÷, etc.) that represents a mathematical quantity or relationship. Expressions can be as simple as a single number or variable, or they can be complex and involve multiple terms and operations. Examples of expressions include 2x + 5, 3y - 7, and (a + b)(c - d).

Here,

Explicit Formula:

The explicit formula for calculating the value of the necklace after t years, with an annual growth rate of r, can be given as:

V(t) = V(0) × (1 + r)ⁿ

Here, V(0) is the initial value of the necklace, which is $3200 in this case, and t is the number of years. The growth rate is 9%, which can be expressed as 0.09.

So, the explicit formula for this problem would be:

V(t) = $3200 × (1 + 0.09)ⁿ

Recursive Formula:

The recursive formula for calculating the value of the necklace after t years, with an annual growth rate of r, can be given as:

V(t) = V(t-1) × (1 + r)

Here, V(t-1) is the value of the necklace in the previous year, and t is the number of years. The initial value V(0) is $3200, so we can use this value to calculate the value of the necklace in the subsequent years.

So, the recursive formula for this problem would be:

V(0) = $3200

V(t) = V(t-1) × (1 + 0.09)

To know more about expression,

https://brainly.com/question/30091997

#SPJ1

in how many ways can you choose a committee of size 10 with at least 2 men if there are 30 women in the club and 20 men in the club lsing set difference?

Answers

Therefore, the number of ways to choose a committee of size 10 with at least 2 men is: 961379655

We are to find the number of ways to choose a committee of size 10 with at least 2 men if there are 30 women in the club and 20 men in the club using set difference. We can use the following formulas: (1) A set difference B = {elements of A that are not in B} (2) The number of ways to choose k elements from n elements is represented by nCk.

(3) The complement of an event E is the set of all outcomes in the sample space that are not included in the outcome of E.(4) If E is an event, then P(E) represents the probability of E happening.(5) P(E') + P(E) = 1 (where E' is the complement of E).

To choose a committee of size 10 with at least 2 men, we can first find the total number of committees possible (which includes committees with 0, 1 or 2 men) and then subtract the committees that do not have at least 2 men. So, the total number of ways to choose a committee of size 10 is 50C10. Using the formula nCk = n!/k!(n-k)!, we can write it as follows: 50C10 = 50! / 10!40! = 10272278170.

The number of ways to choose a committee of size 10 with no men is 30C10.Using the formula nCk = n!/k!(n-k)!, we can write it as follows:30C10 = 30! / 10!20! = 30045015. The number of ways to choose a committee of size 10 with exactly 1 man is (20C1) * (30C9).Using the formula nCk = n!/k!(n-k)!, we can write it as follows:(20C1) * (30C9) = 20! / 1!19! * 30! / 9!21! = 47152200.

The number of ways to choose a committee of size 10 with exactly 2 men is (20C2) * (30C8). Using the formula nCk = n!/k!(n-k)!, we can write it as follows:(20C2) * (30C8) = 20! / 2!18! * 30! / 8!22! = 47502000. Therefore, the number of ways to choose a committee of size 10 with at least 2 men is:50C10 - 30C10 - (20C1) * (30C9) - (20C2) * (30C8)10272278170 - 30045015 - 47152200 - 47502000 = 961379655  Ways.

To know more about probability refer here:

https://brainly.com/question/30034780

#SPJ11

A circle of radius 2 is inscribed in a semicircle, as shown. The area inside the semicircle but outside the circle is shaded. What fraction of the semicircle's area is shaded?
(A) 1/2
(B) π/6
(C) 2/π
(D) 2/3
(E) 3/π

Answers

When a circle is inscribed in a semicircle, the diameter of the circle is equal to the radius of the semicircle. So, the diameter of the circle in this case is equal to 4.

Let O be the center of the circle and A, B, C be three points of intersection between the circle and the semicircle.   Area of the shaded region = (Area of the semicircle) - (Area of the circle) - (Area of ΔABC)Area of the semicircle with radius 2 = (1/2)π(2)² = 2πArea of the circle with diameter 4 = π(2²) = 4π Side of triangle ΔABC = 2, Radius of the circle = 2. The height of the triangle is equal to the radius of the circle, i.e., 2. Therefore, ΔABC is an equilateral triangle with a side of length 2. Area of an equilateral triangle with side s = (s²√3)/4. Area of the equilateral triangle ΔABC = (2²√3)/4 = √3The area of the shaded region = 2π - 4π - √3 = 2π - 4π/3 = 2π/3. Fraction of the semicircle's area that is shaded = Shaded area / Total area of the semicircle= (2π/3)/ (2π)= 1/3Therefore, the fraction of the semicircle's area that is shaded is 1/3. Answer: (D) 2/3.

Learn More About Diameter: https://brainly.com/question/10907234

#SPJ11

9-112. Find the perimeter and area of the figure at right. Show your work for each of the steps that you use. P = 34m, A = 74 sq m

Answers

Therefore, the area of the figure is 48 square units.

What is Perimeter?

Perimeter is the total distance around the boundary of a two-dimensional shape. It is calculated by adding up the lengths of all the sides of the shape. The perimeter is usually measured in units such as inches, centimeters, or meters, depending on the size of the shape.

To find the perimeter of the figure, we add up the lengths of all the sides:

Given by the question.

Perimeter = 6 + 8 + 10 + 5 = 29

Therefore, the perimeter of the figure is 29 units.

To find the area of the figure, we need to use the formula for the area of a trapezoid, which is:

Area = (1/2) x (sum of parallel sides) x (distance between them)

The distance between the parallel sides is the height of the trapezoid. To find the height, we need to use the Pythagorean theorem, since the trapezoid is a right trapezoid.

[tex]a^{2}[/tex] + [tex]b^{2}[/tex]= [tex]c^{2}[/tex]

where a and b are the lengths of the legs of the right triangle, and c is the length of the hypotenuse.

In this case, a = 6, b = 8, and c = 10. So, we have:

[tex]6^{2}[/tex] + [tex]8^{2}[/tex] = [tex]10^{2}[/tex]

36 + 64 = 100

100 = [tex]10^{2}[/tex]

Therefore, the height of the trapezoid is:

h = [tex]\sqrt{c^{2}-b^{2} }[/tex] = [tex]\sqrt{10^{2}-8^{2} }[/tex]= √36 = 6

Now we can plug in the values for the sum of the parallel sides and the height to get the area:

Area = (1/2) x (6 + 10) x 6 = 48

To learn more about parallel:

https://brainly.com/question/3425555

#SPJ1

what is the answer to this question

Answers

Option D : Matching a 3D shape to its net requires visual spatial reasoning and knowledge of geometry.

A net is a two-dimensional pattern that can be folded to form a three-dimensional shape. It shows how the faces of a 3D shape are connected and arranged in a flat layout. The process of making a net involves taking apart a 3D object and flattening it out without stretching or bending any of the faces.

A net must accurately represent the dimensions and features of the 3D shape it represents, such as the shape and size of each face, the number of edges and vertices, and the angles between the faces.

Some common 3D shapes that can be represented by nets include cubes, pyramids, prisms, cylinders, and cones. Nets can be created using various methods, such as drawing them by hand, using computer software, or printing them from online sources. When constructing a 3D object from a net, it is important to fold and join the edges carefully to ensure that the final shape is accurate and stable.

Therefore, the correct net that matches the 3D shape is option D.

To learn more about 3D shape please click on below link        

https://brainly.com/question/16679841

#SPJ1

Other Questions
21+41/100 please help A study found that the mean amount of time cars spent in drive-throughs of a certain fast-food restaurant was 137.5 seconds. Assuming drive-through times are normally distributed with a standard deviation of 27 seconds, complete parts below: stephanie's car was crushed by a falling tree in her driveway. which part of her automobile coverage will pay for her claim? A local store charges $1.97 per pound for bananas and $4.49 for a gallon of apple juice what is the cost of 1.5 lb of bananas and 1 gallon of apple juice you have one type of chocolate that sells for $2.50/lb and another type of chocolate that sells for $3.90/lb. you would like to have 8.4 lbs of a chocolate mixture that sells for $3.60/lb. how much of each chocolate will you need to obtain the desired mixture? you need to have $30,000 in 20 years. you can earn an annual interest rate of 3 percent for the first 6 years, 3.6 percent for the next 5 years, and 4.3 percent for the final 9 years. how much do you have to deposit today? In 1981, a couple found a stray kitten whose unusual ears curled up and back from her head. They decided to breed her with their male cat who is homozygous for the allele for normal ears. The first litter of kittens produced two kittens with normal ears and two kittens with curled ears. Subsequent litters with the same parents showed the same ratio of curled ears to normal ears. When curled-ear offspring were mated with other curled-ear offspring, three-fourths of the kittens had curled ears and one-fourth had normal ears. This new trait was determined to be the result of a new and unique mutation in the ear gene of cats, and cats with this trait were named American curl cats.In American curl cats, the allele that produces the ear-curling trait is which?The allele that produces normal ears is which?DominantRecessivePage 120 true or false: it is mandatory for the actual use of a trademark to occur after the patent and trademark office (pto) registers the mark. what is x - 3 = 21? show your wok smith company balance sheet and selected income statement data assets: cash and marketable securities $300,000 accounts receivable 2,215,000 inventories 1,837,500 prepaid expenses 24,000 total current assets $3,286,500 fixed assets 2,700,000 less: accumulated depreciation 1,087,500 net fixed assets $1,612,500 total assets $4,899,000 liabilities: accounts payable $240,000 notes payable 825,000 accrued taxes 42,500 total current liabilities $1,107,000 long-term debt 975,000 owner's equity 2,817,000 total liabilities and owner's equity $4,899,000 net sales (all credit) $6,375,000 less: cost of goods sold 4,312,500 selling and administrative expense 1,387,500 depreciation expense 135,000 interest expense 127,000 earnings before taxes $412,500 income taxes 225,000 net income $187,500 common stock dividends $97,500 change in retained earnings $90,000 based on the information in table 1, the inventory turnover ratio is 2.35 times. 0.43 times. 3.47 times. 0.29 times. in 3 hours, the u.s. can produce 9 bottles of milk. in 7 hours, the u.s. can produce 28 barrels of oil. what is the opportunity cost of producing 1 barrel of oil (in terms of bottles of milk)? round your answer to two decimals. 2. Match the quadratic equation to it's answer. Round to the nearest tenth if necessary.1. 8x+9-3132. 32-25x-43 -1-5x^2= -3214. 3x-755. 2x-3=29a. x=5,-5b. x=8,-8c. X=1.2=-1.2d. x=6.2,-62E. X=4,-4 which corporate report discusses subjects that include environmental, health and safety, philanthropic and other social impacts Answer these question p2 true or false: the fight for indigenous civil rights ended immediately after the civil rights era of the 1960s-1970 Create your own document to write a letter back to MLK, Jr. Update him on Civil Rights in current times. (What is going on currrently, good or bad? Have things progressed or not enough? the source that creates an excess of electrons (negative charge) at one end of a conductor and a deficiency of electrons (positive charge) at the opposite end represents the billy and rodney are both building toys out of legos, but they are sitting apart, each with his own set of blocks. what type of play is this? A window is 150cm wide and 90cm high what is the area of the window in square metres by 1929, the united states produced more than 40 percent of the world's manufactured goods. group of answer choices true false