Please help Thankyou so much fast ?!

The statement is true.

When the block is in equilibrium, each spring is stretched an additional ∆x. This implies that the forces from the two springs are balanced, and the block is not experiencing any net force in the equilibrium position.

When the block is set into oscillation with amplitude a, it will pass through its equilibrium point during the oscillation. At the equilibrium point, the displacement of the block is zero, and it changes direction. At this point, the block has its maximum speed v, as it is accelerating towards the equilibrium position.

The speed of the block decreases as it moves away from the equilibrium position, reaches zero at the maximum displacement (amplitude), and then starts accelerating towards the equilibrium point again. Therefore, when the block passes through its equilibrium point, it has its maximum speed v.

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The probability that Shawn wins the game is 33.3%.

This is because, out of the five eggs in the bowl, there are three boiled eggs and two raw eggs. Since Justin goes first and there is a 3:2 ratio of boiled eggs to raw eggs, there is a 3 in 5 chance that Justin will select a boiled egg, thus giving Shawn the chance to select an egg. This means that the probability of Shawn selecting a raw egg and winning the game is 2 in 5, or 33.3%.

To explain further, it is helpful to imagine the game in terms of odds. The odds of Justin selecting a boiled egg on his first turn is 3:2 (three chances of a boiled egg being selected and two chances of a raw egg being selected). If Justin selects a boiled egg, then Shawn has the opportunity to select an egg, and the odds of him selecting a raw egg on his turn is 2:3 (two chances of a raw egg being selected and three chances of a boiled egg being selected).

This means that the probability of Shawn winning the game is 2 out of 5, or 33.3%.  In conclusion, the probability that Shawn wins the game of raw-egg roulette is 33.3%.

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Answer:

I think answer is 149 by using Pythagoras theorem

Step-by-step explanation:

sinx= p/h

= 7/10

sinx= 0.7

maybe

Answer:

In assumption, x is the smaller even integer and x+2 is the next so it will be larger.

The integers are 4 and 6

Step-by-step explanation:

Let the two consecutive even integers be x and x+2

Here x is the smaller even integer and x+2 is the next so it will be larger.

Now according to the given statement

Sum of both: \(x+x+2\)

difference of 3 times the larger & 2 times the smaller:\(3(x+2)-2x\)

Putting the sum and difference equal:

\(x+x+2 = 3(x+2)-2x\)

Solving the equation

\(2x+2 = 3x+6-2x\\2x+2 = x+6\\2x+2-x = x+6-x\\x+2 = 6\\x+2-2 = 6-2\\x = 4\)

The next integer will be:

\(x+2 = 4+2 = 6\)

Hence,

In assumption, x is the smaller even integer and x+2 is the next so it will be larger.

The integers are 4 and 6.

Answer:\(98.13\ \text{or}\ 261.87^{\circ}\)

Step-by-step explanation:

Given

\(\cos \beta =-\dfrac{\sqrt{2}}{10}\)

As the value of cosine is negative, therefore the angle must lie in II or III quadrant

\(\Rightarrow \beta =\cos^{-1}(-\dfrac{\sqrt{2}}{10})\\\Rightarrow \beta=\cos^{-1}(-0.14142)\\\Rightarrow \beta =98.13^{\circ}\ \text{or}\ 270^{\circ}-8.13\\\Rightarrow \beta=98.13^{\circ}\ \text{or}\ 261.87^{\circ}\)

The amount to which $800 will grow under each of the given conditions increases as the compounding period decreases.

The amount to which $800 will grow under each of these conditions is as follows:a) 8% compounded annually for 9 years

When compounded annually for 9 years at 8%, the formula is: Amount = Principal x [(1 + rate/n)^(n*t)]

Where: Principal = $800 Rate = 8% Time = 9 years

Compounded annually = n = 1 Amount = $1,447.91 (rounded to the nearest cent)

b) 8% compounded semiannually for 9 years Compounded semiannually for 9 years at 8%, the formula is:

Amount = Principal x [(1 + rate/n)^(n*t)]

Where: Principal = $800 Rate = 8% Time = 9 years Compounded semiannually = n = 2 Amount = $1,471.16 (rounded to the nearest cent)

c)  8% compounded quarterly for 9 years Compounded quarterly for 9 years at 8%, the formula is:

Amount = Principal x [(1 + rate/n)^(n*t)]

Where: Principal = $800 Rate = 8% Time = 9 years Compounded quarterly = n = 4 Amount = $1,491.03 (rounded to the nearest cent)

d) 8% compounded monthly for 9 years Compounded monthly for 9 years at 8%, the formula is: Amount = Principal x [(1 + rate/n)^(n*t)]

Where: Principal = $800 Rate = 8% Time = 9 years Compounded monthly = n = 12 Amount = $1,505.91 (rounded to the nearest cent)

e) 8% compounded daily for 9 years Compounded daily for 9 years at 8%, the formula is:

Amount = Principal x [(1 + rate/n)^(n*t)]

Where: Principal = $800 Rate = 8% Time = 9 years Compounded daily = n = 365Amount = $1,511.74 (rounded to the nearest cent)

The observed pattern of FVs (future values) occurs due to compounding. Compounding is the process of earning interest not only on the principal amount invested but also on the interest earned from the principal. This results in an increase in the interest earned and the future value of the investment. The more frequent the compounding, the higher the future value of the investment. Hence, the amount to which $800 will grow under each of the given conditions increases as the compounding period decreases.

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Step 1: Multiply a and c

a = 1

c = 20

a * c = 20

Step 2: Find factors of +20 that add up to +9

Factors of 20 = 1, 2, 4, 5, 10, 20

The two factors that add up to 9 are 4 and 5.

Step 3: Factor

(x + 4)(x + 5) = 0

Answer: (x + 4)(x + 5) = 0

Hope this helps!

Answer:

a

Step-by-step explanation:

x² = 49 ( take square root of both sides )

\(\sqrt{x^2}\) = ± \(\sqrt{49}\)

x = ± 7

that is x = - 7 , x = 7

since 7 × 7 = 49 and - 7 × - 7 = 49

Answer:

12

Step-by-step explanation:

Type Into Calculator:

SAT-EDIT-TYPE IN X VALUES AND Y VALUES (FROM ORDERED PAIR)-STAT-CALC-4-ENTER

The magnitude of the correlation coefficient indicate the "strength" about the variables.

In the financial and investing industries, correlation is a statistic which indicates the extent that two securities change in relation to one another.

Correlations are employed in advance portfolio management and are calculated as correlation coefficient, that must be between -1.0 and +1.0.

Some key features regrading correlation are-

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Answer:bgvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvddddddddddddddddddddddddddd

Step-by-step explanation:

Answer:

Step-by-step explanation:

well it will be 16 because a square has 4 sides so you multiply by the grams that would be 4. 4*4= 16

The scenario modeled in the given graph is option A. A ball is dropped and bounces on the ground before stopping.

Any item launched into space with just gravity acting on it is referred to as a projectile. Gravity is the main force affecting a projectile. This doesn't imply that other forces don't affect it; it merely means that their impact is far smaller than that of gravity. A projectile's trajectory is its route after being fired. A projectile is something that is launched or hit, as a baseball.

When a ball is thrown from a certain height it bounces off the ground continuously until it comes to a stop. When the movement of such a ball is traced we obtain the above graph.

Hence, option A is correct.

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Answer: Put the numbers in order from least to greatest and find the median. 0,1,1,3,3,3,4,5,7. 3 is the median, so find quartile 1 and quartile 3.

Q1 is 1, and q3 is 5. To find the quartiles, find the median of the lower halves(leave the median we just found out of it.) You get 1 for the first half and 5 for the other.

The interquartile range (IQR), which is the difference of Q3 and Q1 is: 3.5

Recall:

To find the interquartile range (IQR) of the data given in the dot plot, take the following steps:

Step 1: List all the data given in the dot plot (each dot represents a data plot)

The data points are: 0, 1, 1, 3, 3, 3, 4, 5, 7

Step 2: Find the First Quartile (the middle value of the first half of the data points).

0, (1, 1,) 3, 3, 3, 4, 5, 7

The average of 1 and 1 = the middle of the first half

Step 3: Find the Third Quartile (the middle value of the second half of the data points).

0, 1, 1, 3, 3, 3, (4, 5,) 7

The average of 1 and 1 = the middle of the second half

Step 4: Find the Interquartile Range (IQR).

IQR = 4.5 - 1

IQR = 3.5

Therefore, the interquartile range (IQR), which is the difference of Q3 and Q1 is: 3.5

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Answer:

28%

Step-by-step explanation:

Given that,

The total no of runners = 25

No. of boys in the team = 18

We need to find the percent of the track team are girls.

Total no of girls = 25-18 = 7

Percent of girls :

\(g=\dfrac{\text{No. of girls}}{\text{Total runners}}\times 100\\\\=\dfrac{7}{25}\times 100\\\\=28\%\)

Hence, there are 28% of girls.

Answer:

A and C.

Step-by-step explanation:

Because 6x45=270. And if you look at the problem, 6x(40+5). Of course, you do the parentheses first. So 40+5= 45. Then 6x45. And once again, you get 270. Then for C, 6x40= 240. And, 6x5= 30. Then, add. 240+30= 270.

Answer:

B

Step-by-step explanation:

Answer:

D.

Step-by-step explanation:

x + 6 ≤ 8

subtract 6 on both sides.

x ≤ 2

Option D is the correct answer.

Answer:

11.7

Step-by-step explanation:

1 Cubic centimeter (cm3) is equal to 1 milliliter (mL). 1 Liter is equal to 1 cubic decimeter and there are 1000 cubic centimeters in a cubic decimeter, that makes 1 cubic centimeter equals to 1 milliliter.

This will produce a plot of the vector field for the function f(x,y) = x^4, y^4.

The vector field for f(x,y) = x^4, y^4 can be plotted by considering the gradient of the function, which gives us the direction and magnitude of the vector at each point (x,y).

The gradient of f(x,y) is given by:

grad(f) = (∂f/∂x)i + (∂f/∂y)j

= 4x^3 i + 4y^3 j

This tells us that at each point (x,y), the vector has a magnitude of sqrt((4x^3)^2 + (4y^3)^2) = 4sqrt(x^6 + y^6) and is pointing in the direction of (4x^3, 4y^3).

To plot the vector field, we can choose a set of points (x,y) on a grid and calculate the corresponding vectors. We can then draw an arrow at each point (x,y) with the length and direction given by the corresponding vector.

Alternatively, we can use software such as MATLAB or Python with a suitable library like matplotlib to plot the vector field. Here is an example code in Python:

import numpy as np

import matplotlib.pyplot as plt

# Define the vector field function

def f(x, y):

   return np.array([x**4, y**4])

# Define the grid of points to plot

x = np.linspace(-1, 1, 20)

y = np.linspace(-1, 1, 20)

X, Y = np.meshgrid(x, y)

# Evaluate the vector field at each point

U, V = f(X, Y)

# Plot the vector field

plt.quiver(X, Y, U, V)

# Add labels and show the plot

plt.xlabel('x')

plt.ylabel('y')

plt.title('Vector Field for f(x,y) = x^4, y^4')

plt.show()

This will produce a plot of the vector field for the function f(x,y) = x^4, y^4.

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The surface area of the pyramid is given by the equation A = 170.4 inches²

The total surface area is the summation of the areas of the base and the three other sides. A = B + ( 1/2 ) ( P x h ), where B is the area of the base of the pyramid, P is the perimeter of the base, and h is the slant height of the pyramid

Surface Area of Pyramid = B + ( 1/2 ) ( P x h )

Given data ,

Let the surface area of the pyramid be represented as A

Now , the equation will be

The slant height of the pyramid h = 6 inches

The side of the equilateral triangle = 12 inches

So , the perimeter of the triangle = 3 x side length

Substituting the values in the equation , we get

The perimeter of the triangle = 36 inches

The area of the base = 62.4 inches²

So , Surface Area of Pyramid = B + ( 1/2 ) ( P x h )

Substituting the values in the equation , we get

Surface Area of Pyramid = 62.4 + ( 1/2 ) ( 36 x 6 )

On simplifying the equation , we get

Surface Area of Pyramid = 62.4 + ( 108 )

Surface Area of Pyramid = 170.4 inches²

Hence , the surface area of pyramid is 170.4 inches²

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Answer:

A' ( 2,3)

B' ( 5,5)

C ( 7,3)

D'(5,2)

The approximate area to the left of z = 0.15​ is 0.56

From the question, we have the following parameters that can be used in our computation:

The left of z= 20.15

The area to the left of z is calculated by calculating the probability that the z-score is less than 0.15

In other words, this is represented as

Area = (z < 0.15)

This can then be calculated using a statistical calculator or a table of z-scores,

Using a statistical calculator, we have the area to be

Area =  0.55962

When this value is approximated, we have the approximated area to ve

Area =  0.56

Hence, the area is 0.56

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Answer: just plug these into a calculator to find the simplified answers

Answer:

the correct answer is 20 .

Step-by-step explanation:

x^2 - ( x + 4 ) - y = ?

6^2 - ( 6 + 4 ) - 6 = ?

36 - ( 10 ) - 6 = ?

26 - 6 = 20

Answer: 14/5

Step-by-step explanation:

2.8 = 28/10

this can be simplified to 14/5

Answer:

14/5

Step-by-step explanation:

Answer:

0.000456 in scientific notation

= 4.56 × 10-4

Step-by-step explanation:

Can I have brainliest?

0.000456 in scientific notation is 4.56 × 10-4

Solution:

We are required to determine which is a geometric sequence.

Firstly, let us look at what a Geometric sequence is .

In mathematics, a geometric progression, also known as a geometric sequence, is a sequence of non-zero numbers where each term after the first is found by multiplying the previous one by a fixed, non-zero number called the common ratio.

In summary, a Geometric sequence has a common ratio.

Let us take a look at the options one after the other

A. -5,0,10,25,45

B. 1,2,4,8,16

C.-3,1,5,9

D. 4,8,24,96,480

Thus, the answer is B. 1,2,4,8,16

Answer:

Not proportional to eachother...

Step-by-step explanation: