Please I’m struggling

Answer:

Step-by-step explanation:

Hi there! Just multiply by x and find the value of f=p. Good luck!

Answer:

Sure, here are the numbers arranged from greatest to least

Step-by-step explanation:

Order from greatest to least

1.3, 4.5%, 1/3, -4/5, -0.04, -21.5%

Answer:

From the greatest to least

Step-by-step explanation:

1.3, 4.5%, 1/3, -4/5, -0.04, -21.5%

You can identify which number is greater than other by using a number line.

What is a number line?

A number line is what a math student can use to find the answer to addition and subtraction questions. A straight line, theoretically extending to infinity in both positive and negative directions from zero, that shows the relative order of the real numbers.

Hope this helps :)

Pls Brainliest...

Answer:

Hypothesis: If the temperature gets below normal the pool will be closed.

Conclusion: As a result of the temperature dropping below the regular or room temperature needed in order to be used the pool will be closed.

Step-by-step explanation:

Answer:

Hypothesis: If the temperature gets below normal the pool will be closed.

Conclusion: As a result of the temperature dropping below the regular or room temperature needed in order to be used the pool will be closed

Step-by-step explanation:

The concentration of bacteria in the river water sample is 4.00 cells/100 mL.

The concentration of bacteria in the river water sample can be calculated as follows:Concentration (cells/100 mL) = (Number of colonies/Volume of filter plated) × Dilution factorThe dilution factor is calculated by taking the volume plated (3 mL) and dividing it by the volume filtered (e.g., 100 mL). This will give us the factor by which we must multiply the number of colonies to obtain the concentration of bacteria in the original sample.Assuming that you used a 1:10 dilution of the filtered sample, the calculation would be as follows:Volume of water filtered = 100 mLVolume of sample plated = 3 mLDilution factor = 3 mL/100 mL = 1/33Plate count = 12 coloniesConcentration (cells/100 mL) = (12 colonies/3 mL) × (1/33) = 0.1212 × 33 = 4.00 cells/100 mLTherefore, the concentration of bacteria in the river water sample is 4.00 cells/100 mL.

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Answer:

Sorry. Please mark as brainliest

Answer:

$144

Step-by-step explanation:

Length*Width*Price

12*3 = 36

36*4 = 144

$144

By taking the quotient between the fraction of juice and the number of glasses, we can see that each glass will get 1/24 of the bottle of juice.

Here we know that Terrence has a bottle of orange juice that is 1/4 full, and he wants to divide that evenly into 6 glasses.

So we just need to take the quotient between the fraction 1/4 and the number of glasses, 6, this will be:

(1/4)/6

We can rewrite that as:

(1/4)*(1/6) = 1/(4*6) = 1/24

Each of the glasses will get 1/24 of the bottle of juice.

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Answer:

true

Step-by-step explanation:

well, 1.6m:3.6m, so then for 9m, we would divide 1.6 by 3.6, which is 0.444444... So, we multiply 9 by 0.444444, which is 3.9999996. We can round this to 4, so 9m:4m. The 9m tall tree casts a shadow of 4m.

The tree casting a shadow of 9 meters is actually 20.25 meters in height.

A proportion is a fraction of a total amount, and the measures are related using a rule of three.

The relations between variables, either direct or inverse proportional, can be built to find the desired measures in the problem.

The information's given that a parking meter that is 1.6m tall costs a shadow of 3.6m long. at the same time, a tree costs a shadow 9m long.

The height of the sign that casts a shadow of 1.6 meters is = 3.6

Then the height of the tree that casts a shadow of 9 meters

= (3.6/1.6) x 9 meters

= 20.25 meters

Therefore, the height is actually 20.25 meters.

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Answer:

The answer is m = 8 + 2p.

m = 2n

n = 4 + p

m = 2(4 + p) = 8 + 2p

Therefore, the only formula that is also true is m = 8 + 2p.

Step-by-step explanation:

Answer:

From the given equation-

4(3p+2)−5(6p−1)=2(p−8)−6(7p−4)

⇒12p+8−30p+5=2p−16−42p+24

⇒−18p+13=−40p+8

⇒−18p+40p=8−13

⇒22p=−5

⇒p=

22

−5

.

Step-by-step explanation:

basicly what I said

At t=0, the wavefunction of a particle with mass m is given by:

Ψ(x,0)=[81ψ1(x)+61ψ2(x)+83ψ3(x)+31ψ4(x)].

We have to find out:

If we measure the energy of the system, what possible values could we obtain?

The probability of measuring each of these values.

The expectation value of the energy, ⟨E⟩.

The uncertainty in energy, σ E.

From the information given, the possible energy values are

E =-E0, -2E0, -3E0 and -4E0,

where E0 is a constant.

What is the probability of measuring each of these values?

The probability of finding the particle at x is |Ψ(x, t)|^2

The probability of measuring the energy for different levels is given as,

The probability of measuring

E1 = (8^2/81)

= 64/81.

The probability of measuring

E2 = (6^2/81)

= 4/27.

The probability of measuring E3 = (8^2/81) = 64/81.

The probability of measuring E4 = (3^2/81) = 1/9.

What is the expectation value of the energy, ⟨E⟩?

The expectation value of the energy is given by,⟨E⟩= Σ(E_n)(|C_n|^2)

Where Cn is the coefficient of the nth state.

⟨E⟩= (8^2/81)(-E0) + (6^2/81)(-2E0) + (8^2/81)(-3E0) + (3^2/81)(-4E0)

⟨E⟩= (-64E0/81) + (-24E0/81) + (-192E0/81) + (-12E0/81)

⟨E⟩= - 292E0/81.

What is the uncertainty in energy, σ E?

The uncertainty of energy can be calculated as follows,

σ E = sqrt(⟨E^2⟩ - ⟨E⟩^2)

Where ⟨E^2⟩ is the expectation value of E^2

σ E = sqrt{ [((64*64)+(6*6)+(64*64)+(3*3))/81] - [(-292E0/81)^2] }

σ E = 37E0/27.

Answer:(a) The possible values of E are -E0, -2E0, -3E0 and -4E0.

(b) The probability of measuring

E1 = 64/81, E2 = 4/27, E3 = 64/81 and E4 = 1/9.

(c) The expectation value of the energy,

⟨E⟩ = - 292E0/81.

(d) The uncertainty in energy, σ E = 37E0/27.

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The distribution does not represent a probability distribution. The correct option is b.

A probability distribution should satisfy two main conditions: (1) the sum of the probabilities for all possible outcomes should be equal to 1, and (2) the probabilities for each outcome should be between 0 and 1 (inclusive).

In this distribution, the probabilities for the outcomes are 0.3, 0.4, 0.3, and 0.1 for the values of X as 3, 6, 9, and 0, respectively. However, the sum of these probabilities is 1.1, which violates the first condition of a probability distribution.

Therefore, this distribution does not meet the requirements of a probability distribution and is not a valid probability distribution. The correct answer is option b.

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The correct angle measures of triangle XWZ are m∠x = 55°, m∠w = 125°, m∠z = 125°.  The correct options are A, B and D.

The correct angle measures are m∠x = 55°, m∠w = 125°, m∠z = 125°

The option "m∠w = 55°" and "m∠z = 55°" are incorrect. Because "m∠w = 55°" and "m∠z = 55°" are incorrect is that there is only one angle measurement that can be equal to 55°, which is m∠x. This is because in any triangle, the sum of the interior angles is always 180°. Therefore, if m∠x is 55°, then the sum of the other two angles (m∠w and m∠z) must add up to 125° (i.e., 180° - 55°).

So, if m∠w is 125°, then m∠z must also be 55°, and if m∠z is 125°, then m∠w must be 55°. Hence, the options "m∠w = 55°" and "m∠z = 55°" cannot both be correct at the same time. So, the correct answers are A, B and D.

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_____The given question is incomplete, the complete question is given below:

Which angle measures are correct? select three options. A m∠x = 55°   B m∠w = 125°   C m∠w = 55°   D m∠z = 125°  E m∠z = 55°.

Answer:

A , B , E

Step-by-step explanation:

Just put A , B , D and got it wrong

the most likely function for f(x) would be one that has multiple roots and intersects the graph of G(x) at n points.

Why it is?

Since f(x) is a trigonometric function and intersects the graph of G(x) at n points over the interval 0 ≤ x ≤ 2π, we can infer that f(x) has n roots or solutions over this interval. Furthermore, if there are M algebraic solutions to the equation f(x) = G(x), then M is greater than n, indicating that there are more solutions beyond the intersection points.

Based on this information, the most likely function for f(x) would be one that has multiple roots and intersects the graph of G(x) at n points. Some examples of trigonometric functions that fit this description include sine, cosine, and tangent functions.

Of these, the sine function would be the most likely candidate since it intersects the x-axis (where G(x) = C) at n points over the interval 0 ≤ x ≤ 2π, and has an infinite number of roots beyond these intersection points. The cosine function would also have n intersections with the x-axis, but it has a different number of roots beyond these points, depending on the phase shift of the function.

The tangent function has vertical asymptotes that can limit the number of intersections with G(x) at C, making it less likely to be f(x).

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Answer: C. f(x) = cos^2x + cos x

Step-by-step explanation:

Pearson Practice 3.6.9

Answer: 0 triangles

Step-by-step explanation: Speaking as if side a = 14, b = 60, and c = 10 -------

(a + c) > b

Answer:

0

Step-by-step explanation:

They are different because the probabilities of the​ x-values skew the values of the mean. If the probabilities were​ equal, the histograms would be the same.

In general, the probability histogram for the sampling distribution of the sample median is less spread out and less likely to be skewed than the probability histogram for the sample mean. This is because the sample median is more resistant to outliers than the sample mean. When a sample has outliers or extreme values, the sample mean can be strongly influenced by those values and may not be a good representative of the center of the sample. On the other hand, the sample median is not affected by extreme values, and is a better measure of the center of the sample in the presence of outliers.

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Yes, function notation can be used to add two functions. we can compose the two functions to get the velocity as a function of time.

To add two functions f(x) and g(x), we simply add their output values for the same input value x. So, (f+g)(x) = f(x) + g(x).

In the given example, f(x) = 3x + 2 and g(x) = 4x. Therefore, (f+g)(x) = 3x + 2 + 4x = 7x + 2.

We can also compose functions, such as f(g(x)) which means applying function g to x and then applying function f to the result. In the given example, f(g(x)) = f(4x) = 3(4x) + 2 = 12x + 2.

Function composition can be useful in situations where we want to model complex systems as a series of simpler functions. For example, in physics, the position of an object may be modeled as a function of time, and the velocity of the object may be modeled as the derivative of the position function with respect to time. In this case, we can compose the two functions to get the velocity as a function of time.

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Answer:

4.{k-9=2(e-9)

{e+4=k

Step-by-step explanation:

To find the slope of a line perpendicular to the given line, we first need to find the slope of the given line. We can rearrange the equation x + y = -6 to slope-intercept form y = -x - 6, where the slope is -1.

The slope of a line perpendicular to this line can be found by taking the negative reciprocal of the slope of the given line. The negative reciprocal of -1 is 1/1, which is just 1.

Therefore, the slope of a line perpendicular to the line x+y=-6 is 1.

Answer:

pls provide more evidence to answer the question or information

Step-by-step explanation:

Answer:

A. y+6 = -3(x-2)

Step-by-step explanation:

The slope point formula is:

y - y₁ = m (x - x₁)

Our slope is negative 3, and our coordinates given are 2 and -6.

Substitute -3 for m, -6 for y₁, and 2 for x₁

y - (-6) = -3 (x - 2)

Negative and negative multiplied together make postive

A. y+6 = -3 (x-2)

Answer:

20 Feet

Step-by-step explanation:

If the trucks are all 7 feet tall, and 6 feet wide, then we can find out how long we need the truck to be by using this equation:

(l = length)

7 × 6 x l = 840

Or we can simply multiply 6 and 7 then divide 840 by that number.

6 × 7 = 42

840 ÷ 42 = 20

The truck would need to be 20 feet long to carry all of your furniture.

the limit will go to infinity or negative infinity (depending on the sign of the function).

How do you know if a limit is infinity or negative infinity?

The limit as x approaches zero would be negative infinity, since the graph goes down forever as you approach zero from either side: As a general rule, when you are taking a limit and the denominator equals zero, the limit will go to infinity or negative infinity (depending on the sign of the function).

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The change in potential energy of the car coasts along the hill will be 662,292.459 Joule.

We have,

Length of coasts along the hill = 62.2 meters,

And,

The angle car make with the ground = 28.3°,

And,

The mass of the car = 1234 kg,

Now,

We know,

From the Work Energy Theorem that,

The change in Potential energy = The work done on the mass.

And,

Work done i.e. W = F × s × CosΘ

Here,

F = Force,

s = Distance car cover,

And,

Θ = Angle car make with the ground,

And,

We know that,

Force i.e. F = mass × acceleration due to gravity = m × g

And,

g= Acceleration of gravity = 9.8 m/s²

So,

Now,

Putting values,

i.e.

F = 1234 × 9.8 = 12093.2 Newton

Now,

Using the Formula of Work done,

i.e.

W = F × s × CosΘ,

Putting values,

i.e.

W = 12093.2 × 62.2 × Cos(28.3°)

On solving we get,

W = 662,292.459 Joule

So,

Chane in potential energy = 662,292.459 Joule

Hence we can say that the change in potential energy of the car coasts along the hill will be 662,292.459 Joule.

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Sandeep picked up 4.5 pounds of fresh apples from the field

An equation is said to be linear if the maximum power of the variable is consistently 1. Another name for it is a one-degree equation. A linear equation with one variable has the standard form Ax + B = 0. In this case, the variables x and A are variables, while B is a constant.

Pounds of pre-picked apples picked up by Sandeep = 3 pounds

Charges per pound = $4

The total amount paid by Sandeep = $30

Let x be the pounds of fresh apples picked up by Sandeep

In the formulation of the equation we get the following:

Pounds of pre-picked apples*Charges per pound + Pounds of fresh apple picked*Charges per pound = Total amount paid by Sandeep

= 3*4 + x*4 = 30

12 +4x = 30

4x = 18

x = 4.5

So, fresh apples = 4.5 pounds

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Answer:

C

Step-by-step explanation:

They all have and addition and subtraction pattern in each cube, thank me later - PrObLeM OcCuReD

The measure of the angle JKH is 19 degrees

The complete question is added as an attachment

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

m/LJK= 38° and m/KLJ= 71°.

Start by calculating the external angle of  JKL

So, we have

External = LJK + KLJ

External = 38 + 71

External = 109

The measure of angle JKH is then calculated using:

JKH + 90 = External

This gives

JKH + 90 = 109

Evaluatet the like terms

JKH = 19

Hence, the angle has a value of 19 degrees

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Answer:

Step-by-step explanation:

The probability best prediction for the number of times that Ellen will draw a blue marble is 200.

Number of blue marbles: 222

Number of red marbles: 333

Total number of marbles: 555

Probability of drawing a blue marble:

222/555

= 0.4

Number of times drawing a blue marble:

300300300 x 0.4

= 120,120,120

Rounded to nearest whole number:

120,120

Ellen has a bag with 333 red marbles and 222 blue marbles in it. She is going to randomly draw a marble from the bag 300300300 times, putting the marble back in the bag after each draw. The best prediction for the number of times that Ellen will draw a blue marble is 200. This prediction is based on the fact that there are more red marbles than blue marbles in the bag. To calculate this, we first need to determine the probability of drawing a blue marble; there are 222 blue marbles out of 555 total marbles, so the probability is

222/555

= 0.4.

Multiplying this by the total number of draws (300300300) gives us 120,120,120. Rounding this to the nearest whole number gives us our prediction of 200 times.

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Answer:

x = -6

Step-by-step explanation:

Distribute where possible

5x - 30 + 8 = 7x - 10

Combine like terms

5x - 22 = 7x - 10

Subtract 7x from both sides and add 22 to both sides

-2x = 12

x = -6