Select the correct answer.

What is the value of x in the given figure?


Figure not drawn to scale
A.
8
B.
12
C.
13
D.
18

Answer:

y=2/3x-7

Step-by-step explanation:

y-y1=m(x-x1)

y-(-5)=2/3(x-3)

y+5=2/3x-2

y=2/3x-2-5

y=2/3x-7

Answer:

(1000*5)= 5000*.075= 375. then 5000+375=5,375

Answer:

-7.526 or 2.126

Step-by-step explanation:

Answer:

A. Brian will need 1.75 (1 3/4) cups of flour

B. Brian will need 1 1/16 cups of sugar

Step-by-step explanation:

Brian wants to make it for 3 people, so everything must be divided by 4 since 12/4=3.

7/4=1.75

4 1/4 divided by 4=1 1/16

Answer:A is 21 cups of flour and B is 12 3/4 cups of sugar

Step-by-step explanation:

A is 21 because 7x3 is 21 and B because 4 1/4x3 equals 12 and 3/4 cups

Answer:

Step-by-step explanation:

Answer:

MMM

Step-by-step explanation:

Given

See attachment for elements of the sample space (in a probability tree)

Required

Which of MMM, FFM, MFF, FMF represents more than one male?

From the question, we understand that:

\(M \to Male\)

\(F \to Female\)

So, for an event to represent more than 1 male, there must be an occurrence of at least 2 M (i.e 2 M or 3 M)

From the given options, only MMM has more than 1 M.

Hence, MMM represents more than one Male

There will be a total of 36 handshakes taking place as each of the six members from the Skateer University hockey team shakes hands with each of the six members of the Iceburg Tech team.

We have two teams: Skateer University with six members and Iceburg Tech with six members. We need to find out how many handshakes take place when each member of Skateer University shakes hands with each member of Iceburg Tech.

To find the total number of handshakes, you can use the following steps:

1. Multiply the number of members in the Skateer University team by the number of members in the Iceburg Tech team.
2. The result will give you the total number of handshakes.

Here's the calculation:

6 (members of Skateer University) * 6 (members of Iceburg Tech) = 36 handshakes

So, there are 36 handshakes taking place between the members of the Skateer University and Iceburg Tech teams.

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Answer: 3

Step-by-step explanation:

Answer: 3

Step-by-step explanation:

They having a growing pattern of 3

Packet 1 = 3 packet 2 = 6 packet = 9 packet 3 = 12 packet 4 = 15 packet 6 = 18

The mean (μ) for the given binomial distribution is 0.50.

To calculate the mean (μ) of a binomial distribution, we multiply the number of trials (n) by the probability of success in a single trial (π). Let's examine each scenario in detail:

a. When n = 5 and π = 0.10:

μ = 5 * 0.10

  = 0.50

For this binomial distribution, with 5 trials and a success probability of 0.10, the mean (μ) is 0.50. This means that, on average, we would expect to have 0.50 successes per trial.

b. When n = 3 and π = 0.40:

μ = 3 * 0.40

  = 1.20

In this case, the mean (μ) of the binomial distribution is 1.20. It indicates that, on average, there would be 1.20 successes per trial when there are 3 trials and a success probability of 0.40.

c. When n = 5 and π = 0.50:

μ = 5 * 0.50

  = 2.50

For a binomial distribution with 5 trials and a success probability of 0.50, the mean (μ) is 2.50. This means that, on average, we would expect to have 2.50 successes per trial.

d. When n = 3 and π = 0.80:

μ = 3 * 0.80

  = 2.40

In this scenario, the mean (μ) of the binomial distribution is 2.40. It suggests that, on average, we would expect to have 2.40 successes per trial when there are 3 trials and a success probability of 0.80.

The mean (μ) provides a measure of the central tendency or the average number of successes in a binomial distribution based on the given parameters.

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Answer:4

Step-by-step explanation:

thats all 4

Answer:

1, 2, 3, 4, 6, and 12 could all be common factors.

Step-by-step explanation:

not much explaining

$138.00

Step-by-step explanation:

Steven earns in 4 hours -$23.00

he earns in 6 hours-$34.50

there fore in 10 hours -23.00+34.50=$57.50

in 20 hours -57.50+57.50=$115

and in 4 hours-$23.00+115.00=138.00$

then he earn $138.00 one day

The solution for the system of equations:

2x + 3y = 0

-4x - y = 30

is y = 7 and x = -10.5

Here we want to solve the following system of equations:

2x + 3y = 0

-4x - y = 30

By combining the equations.

If we add two times the first equation and the second equation, we will get:

2*(2x + 3y) + (-4x - y) = 0 + 30

We can simplify that to get:

4x + 6y - 4x - y =  30

5y = 30

Now we can solve that for y.

y = 30/5

y = 7

Now to find the value of x, we can replace y by 7 in one of the equations of the system.

2x + 3*7 = 0

2x = -21

x = -21/2

x = -10.5

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Answer:

y = -2

Step-by-step explanation:

When the input (x) is -5, we just look at where (-5) is on the x axis and see where the line is for the y-coordinate.

The line is at -2

Answer:

A

Step-by-step explanation:

reminder that y = f(x)

Locate y = 1 on the y- axis, then go horizontally across to meet the line at (- 2, 1 )

Thus when f(x) = 1 , x = - 2

If a cone is sliced by a vertical plane that passes through the vertex, the resulting cross section will be a triangle.

The vertical plane cuts through the cone at its highest point, which is also the point where the two sides of the cone meet (i.e. the vertex). As the plane cuts through the cone, it intersects with the sloping sides of the cone at different angles, creating a triangular shape.

The resulting cross section will have the same base as the original cone, which is a circle. However, the height of the cross section will be shorter than the height of the original cone, since the vertical plane has removed a portion of the cone.

Overall, the resulting cross section will be a triangle with a circular base, which is often referred to as a frustum. This shape is commonly used in architecture and engineering, as it allows for tapered structures such as pillars and columns to be created.

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The rate of change of h(x) with respect to x when x=2 is -3. To find d/dx, we need to take the derivative of the function h(x) and evaluate it at x=2.

h(2) tells us that when x=2, h(x)=4.

h'(2) tells us that the slope of the tangent line to the graph of h(x) at x=2 is -3.

So, we can use this information to find d/dx as follows:

h(x) = y

dy/dx = h'(x)

We know that when x=2, y=h(2)=4.

We also know that the slope of the tangent line to the graph of h(x) at x=2 is h'(2)=-3.

So, we can write the equation of the tangent line at x=2 as:

y - 4 = (-3)(x - 2)

y = -3x + 10

Now we can take the derivative of y with respect to x to find d/dx:

d/dx (y) = d/dx (-3x + 10)

d/dx (y) = -3

Therefore, d/dx = -3.

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Answer:  P(Quarter & Penny):  9/100

p(Two pennies): 9/25

Step-by-step explanation:

There are 20 coins in the bag, so you have a 3/20 chance of getting a quarter, 5/20 chances of getting a dime and 12/20 chance of getting a penny on each draw if the coins are always replaced.

Im this situation, you can simplify the fractions, the

Multiply the chance of each independent event times the chance of the next independent event.

3/20 × 3/5 = 9/100 for the quarter and the penny

3/5 × 3/5 = 9/25  for the two pennies

Step-by-step explanation:

This is how to round 9.089 to the nearest hundredth.

First, note that 9.089 has two parts. The integer part to the left of the decimal point and the fractional part to the right of the decimal poin

The solutions to the equation are x = -1, x = -8, and x = 1/2.

The equation 4x³ + 32x² + 42x - 16 = 0 can be divided throuh by 2 as follows:

2x³ + 16x² + 21x - 8 = 0

We can test each of these possible roots by substituting them into the equation and seeing if we get 0. When we substitute -1, we get 0, so -1 is a root of the equation. We can then factor out (x + 1) from the equation to get:

(x + 1)(2x² + 15x - 8) = 0

We can then factor the quadratic 2x² + 15x - 8 by grouping to get:

(x + 8)(2x - 1) = 0

This gives us two more roots, x = -8 and x = 1/2.

Therefore, the solutions to the equation are x = -1, x = -8, and x = 1/2.

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True. A t-test is a statistical test used to determine if there is a significant difference between the means of two groups. It is used when the sample size is small, and the population standard deviation is unknown.

In contrast, a z-score is calculated using the population mean and standard deviation and is used to compare a sample with a known population. The t-test, on the other hand, uses the sample mean and standard deviation to estimate the population parameters. Therefore, a t-test requires less information from the population than a z-score, making it a more practical choice when the population parameters are unknown or difficult to obtain.

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Answer:The perimeter of a trapezoid is equal to the sum of the lengths of all its sides.

Let's call the height of the trapezoid "h".

Then, the length of the two sides equal (78 - 30 - 14) / 2 = 22 ft.

The area of the trapezoid is equal to (30 + 14) / 2 * h = 22 * h.

We can now find h using the formula:

h = (2 * area) / (30 + 14) = (2 * area) / 44.

We don't know the area, so we cannot find h.

Step-by-step explanation:

Ensuring that data is collected the same way each time it is collected is an example of data consistency.

Therefore, ensuring that data is collected the same way each time it is collected is an example of data consistency.

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When searching for the value 10 in the array [2, 3, 5, 6, 9, 13, 16, 19], a recursive binary search algorithm will return false since the element is not found in the array.

About Binary Search Algorithm

The binary search algorithm, applied on arrays are of recursive type. The broad strategy is to look at the middle item on the list. The procedure of the binary search algorithm is either terminated (key found), the left half of the list is searched recursively, or the right half of the list is searched recursively, depending on the value of the middle element.

The function carrying out the binary search algorithm in a code returns true if the desired element is found in the array, else returns false. Since the element 10 is not present in the given array: [2, 3, 5, 6, 9, 13, 16, 19], the binary search algorithm will return false.

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17 is your answer. the step by step is in the picture

Answer:

28

Step-by-step explanation:

Tan-1(8 / 15)

The sample data consisted of 50 expectant mothers with a mean age of 26.5 years old and a standard deviation of 1.9 years. The significance level was set to 5%.

The statistical software output showed a p-value of 0.025, which is less than the significance level of 0.05. This indicates that there is sufficient evidence to reject the null hypothesis that the mean age of first-time expectant mothers in 2015 was equal to 26 years old.

Therefore, we can conclude that the mean age in 2015 was significantly greater than 26 years old at the 5% significance level.

The calculated test statistic was 2.27, which is greater than the critical value of 1.676 at the 5% significance level with 49 degrees of freedom. This confirms that the difference between the sample mean and the hypothesized population mean is statistically significant.

In conclusion, we can say with 95% confidence that the mean age of first-time expectant mothers in 2015 was higher than 26 years old, based on the sample data provided.

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Answer:

hey thats kinda confusing but im sending this text insted of giving a wrong answer cuz i need points also SUB TO TECHNOBLADE

Step-by-step explanation:

Answer:

The answer is letter A

Step-by-step explanation:

Area of a circle in terms of radius:

A circle of radius = 6.996 or 7, or diameter = 13.99 or circumference = 43.96 meters

Area = π · r^2 = 3.14 * 7^2 = 153.86 square meters