Wha is 4/5 = 28/x oh and 2 ways I can writ it

Answer:

y = −5x − 19

Step-by-step explanation:

Find the equation using slope-intercept form.

y = −5x − 19

Answer:

185 R10 (185.21)

Step-by-step explanation:

In an MDP (Markov Decision Process), the following statements are true:

The optimal policy for a given state s is unique.

The problem of determining the value of a state is solved recursively by the value iteration algorithm.

The optimal policy for a given state in an MDP refers to the best course of action to take from that state in order to maximize expected rewards or outcomes. This policy is unique because, given a specific state, there is a single action or set of actions that yields the highest expected value.

The value iteration algorithm is a dynamic programming method used to determine the value of each state in an MDP. It starts with an initial estimate of the state values and then iteratively updates them until convergence. This recursive process involves considering the immediate rewards and expected future rewards obtained by transitioning from one state to another, following the optimal policy. Through this algorithm, the values of states are refined and converge to their optimal values.

The third statement, "V* (s) = 25, T (s, a, s') [R (s, a, s') + yV* (s')]," represents the equation for calculating the value function V*(s) of each state in an MDP. It states that the value of a state is determined based on the transition probabilities T(s, a, s'), immediate rewards R(s, a, s'), discount factor y, and the value of the next state V*(s'). This equation allows us to compute the value of a state by considering the expected rewards and future values.

The fourth statement, "Q* (s, a) = ∑T (s, a, s') [R (s, a, s') + yV* (s')]," represents the equation for calculating the action-value function Q*(s, a) in an MDP. It calculates the expected value of taking action a in state s, considering the transition probabilities, immediate rewards, discount factor, and the value of the next state. However, the specific notation given in the statement, with "2,," is incomplete or incorrect, making it an invalid equation.

In summary, the optimal policy for a given state in an MDP is unique, and the value of each state is determined recursively using the value iteration algorithm. The value function V*(s) and the action-value function Q*(s, a) play key roles in evaluating the expected rewards and future values in an MDP.

Answer:

50°

Step-by-step explanation:

Hope this helps and is correct

60 degrees

This triangle is a right triangle, which means One angle measure of the triangle is 90 degrees. And the given angle is 40 degrees. The total sum of all the angles in a triangle is 180 degrees.

So if you add 40 + 90 + x = 180

You get 130 + x = 180

If you subtract 180 - 130

You get 60.

If I didn’t explain it good enough, let me know so I can explain it better.

If this helped, pls mark branliest.

Answer:

$19.70

Step-by-step explanation:

7.88 times 2.5 gives you 19.7.

The probability that the number among the 30 who received a special accommodation is 0.2939.

a)  probability that exactly 1 received a special accommodation = P(x=1)

= ³⁰C ₁ × (0.04) × (0.96) ²⁹ = 0.3673

b) probability that at least 1 received a special accommodation = P(x ≥ 1) = 1 - P(x = 0)

= 1 - [ ³⁰C₀ × (0.04)⁰ × (0.96)³⁰ = 0.7061

c) probability that at least 2 received a special accommodation

= P(x ≥ 2)

= 1 - [P(x = 0) + P(x =1)]

= 1 - [ ³⁰ C ₀ × (0.04)⁰ × (0.96)³⁰ + ³⁰ C ₁ × (0.04)¹ × (0.96)²⁹

= 0.3388

d) probability that the number among the 30 who received a special accommodation is within 2 standard deviations of the number you would expect to be accommodated ;

= P( x ≤ 1)

= P( x = 0)

= 0.2939

e) expected average time = 0.04 x 4.5 + 0.96 x 3 = 3.06 hours

Therefore, we get that, the probability that the number among the 30 who received a special accommodation is 0.2939.

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Your question was incomplete. Please refer the content below:

Suppose that 4% of the 2 million high school students who take the SAT each year receive special accommodations because of documented disabilities. Consider a random sample of 30 students who have recently taken the test. (Round your probabilities to three decimal places.)

(a) What is the probability that exactly 1 received a special accommodation?

(b) What is the probability that at least 1 received a special accommodation?

(c) What is the probability that at least 2 received a special accommodation?

(d) What is the probability that the number among the 30 who received a special accommodation is within 2 standard deviations of the number you would expect to be accommodated?

(e) Suppose that a student who does not receive a special accommodation is allowed 3 hours for the exam, whereas an accommodated student is allowed 4.5 hours. What would you expect the average time allowed the 30 selected students to be? (Round your answer to two decimal places.)

The general solution form for the recurrence tn = 120,-2 - 166n-3 + 2.

Given a recurrence relation tn = 120,-2 - 166n-3 + 2 we have to derive the general solution form for the recurrence sequence.

We have the recurrence relation tn = 120,-2 - 166n-3 + 2

We need to find the solution for the recurrence relation.

Associated Homogeneous Equation: First, we need to find the associated homogeneous equation.

                                     tn = -166n-3 …..(i)

The characteristic equation is given by the following:tn = arn. Where ‘a’ is a constant.

We have tn = -166n-3..... (from equation i)ar^n = -166n-3

                                Let's assume r³ = t.

Then equation i becomes ar^3 = -166(r³) - 3ar^3 + 166 = 0ar³ = 166

Hence r = ±31.10.3587Complex roots: α + iβ, α - iβ

Characteristics Polynomial:

                   So, the characteristic polynomial becomes(r - 31)(r + 31)(r - 10.3587 - 1.7503i)(r - 10.3587 + 1.7503i) = 0

The general solution of the Homogeneous equation:

Now we have to find the general solution of the homogeneous equation.

                  tn = C1(-31)n + C2(31)n + C3 (10.3587 + 1.7503i)n + C4(10.3587 - 1.7503i)

                        nWhere C1, C2, C3, C4 are constants.

Computing a Particular Solution:

                Now we have to compute the particular solution.

                                  tn = 120-2 - 166n-3 + 2

Here the constant term is (120-2) + 2 = 122.

The solution of the recurrence relation is:tn = A122Where A is the constant.

The General Solution of Non-Homogeneous Equation:

        The general solution of the non-homogeneous equation is given bytn = C1(-31)n + C2(31)n + C3 (10.3587 + 1.7503i)n + C4(10.3587 - 1.7503i)n + A122

Hence, we have derived the general solution form for the recurrence tn = 120,-2 - 166n-3 + 2.

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Answer:

h> 7

Step-by-step explanation:

you want to solve for h

to do so you need to divide both sides by -9

divideing by a negative swaps the sign < becomes >

h > -63/-9

Answer:

→ please refer to the above attachment ←

The solution of the equations 7³ˣ = 1/343, 9 (3)ˣ = 1/3, and (2/3)ˣ⁺¹ = (3/2)²ˣ will be -1, -3, and -1/3, respectively.

Given that:

Equations, 7³ˣ = 1/343, 9 (3)ˣ = 1/3, and (2/3)ˣ⁺¹ = (3/2)²ˣ

Simplify the equation 7³ˣ = 1/343, then

7³ˣ = 1/343

3x log 7 = log (1/343)

3x = -3

x = -1

Simplify the equation 9 (3)ˣ = 1/3, then

9 (3)ˣ = 1/3

x log 3 = log (1/27)

x = -3

Simplify the equation 9 (3)ˣ = 1/3, then

(2/3)ˣ⁺¹ = (3/2)²ˣ

(x + 1) log (2/3) = 2x log (3/2)

x + 1 = - 2x

3x = - 1

x = - 1/3

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Answer: C. 16:28 & E. 20:35

Please mark as brainliest!

Answer:

Option A , Option E and Option C are the same.

Step-by-step explanation:

Option A :

\(4:7\)

Can not be simplified further

Option B :

\(8:15\)

Can not be simplified further

Option C :

\(16:28 \\ = \frac{16}{28} = \frac{4}{7} \\ 4:7\)

Option D :

\(2:3\)

Can not be simplified further

Option E :

\(20:35 \\ = \frac{4}{7} \\ 4:7\)

Can not be simplified further

In the experiment, the independent variable is the amount of sunlight received by the clover plants.

The amount of sunlight the clover plants receive throughout the experiment serves as the independent variable, as it is being manipulated by the experimenters to determine its effect on the size of the clover leaves.

The dependent variable is the size of the clover leaves, which is being measured as a result of the change in the independent variable (amount of sunlight). The water is a controlled variable, as it is kept constant across both conditions to eliminate its effect on the outcome.

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Answer:

Answer: 67

18+5x2^3-7+16

18+5x8-7+16

18+40-7+16

67

Answer:

Slope = -3/2, y- intercept = 2

Step-by-step explanation:

The y-intercept is 2 because the function touches the y-axis at y=2. The slope is -3/2 because from one point on the axis, you go up 3 points and left 2 points. Slope is rise/run (up/down over left/right)

The parallel lines in the given figure are;

o || p, m || n

The congruent angles are;

Corresponding angles theorem;

Alternate exterior angles theorem;

Alternate interior angles theorem;

Vertical angles theorem;

Parallel lines are lines that do not intersect.

The details of theorem used to find the congruent angles are as follows;

Corresponding angles theorem;

Alternate interior angles theorem;

Alternate exterior angles theorem;

Vertical angles theorem;

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Answer:

A or c

Step-by-step explanation:

Approximately 57.83% of trees would be below 191 inches in diameter.

Approximately 37.48% of trees would be between 176 and 196 inches in diameter.

A diameter of approximately 194.83 inches represents the top 35% of the trees.

To find the percentage of trees below 191 inches in diameter, we need to calculate the cumulative probability below that value.

Using the mean and standard deviation given:

Mean (μ) = 187 inches

Standard Deviation (σ) = 20.4 inches

We can standardize the value 191 inches using the z-score formula:

z = (x - μ) / σ

z = (191 - 187) / 20.4 ≈ 0.1961

Next, we find the cumulative probability using the z-score:

P(Z < 0.1961)

Using a standard normal distribution table or calculator, we find that P(Z < 0.1961) ≈ 0.5783.

b) To find the percentage of trees between 176 and 196 inches in diameter, we need to find the cumulative probability between these values.

First, we calculate the z-scores for both values:

z1 = (176 - 187) / 20.4 ≈ -0.5392

z2 = (196 - 187) / 20.4 ≈ 0.4412

Next, we find the cumulative probabilities for each z-score:

P(Z < -0.5392) ≈ 0.2946

P(Z < 0.4412) ≈ 0.6694

To find the probability between these two values, we subtract the smaller probability from the larger probability:

P(-0.5392 < Z < 0.4412) = 0.6694 - 0.2946 ≈ 0.3748

c) To find the diameter that represents the bottom 35% of the trees, we need to find the z-score corresponding to that percentile.

Using a standard normal distribution table or calculator, we find the z-score that corresponds to the bottom 35% is approximately -0.3853.

Next, we can solve for the diameter using the z-score formula:

-0.3853 = (x - 187) / 20.4

Solving for x, we get:

x ≈ 179.17 inches

So, a diameter of approximately 179.17 inches represents the bottom 35% of the trees.

d) To find the diameter that represents the top 35% of the trees, we can use the same approach as in part c) but with the z-score corresponding to the top 35% (which is the same as the bottom 65%).

Using a standard normal distribution table or calculator, we find the z-score that corresponds to the top 35% (bottom 65%) is approximately 0.3853.

Using the z-score formula:

0.3853 = (x - 187) / 20.4

Solving for x, we get:

x ≈ 194.83 inches

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Answer:

3n³ + 2n + 3

Step-by-step explanation:

(3+6n³ + 3n) - (3n+3n³-2n¹)

3 + 6n³ + 3n - 3n - 3n³ + 2n

3n³ + 2n + 3

Answer:

f(x) = |x| g(x) = |3x - 7| f(x) = |-x + 9|

A rotation of the 270º will map the blade formed by triangle CBD onto the blade formed by triangle EDF.

The rotations are defined as clockwise or counterclockwise as follows:

The entire circumference formed by the image has an angle measure given as follows:

360º.

Triangle EDF is 3/4 of the circumference away from triangle CBD, hence the angle measure of the counterclockwise rotation is given as follows:

3/4 x 360º = 0.75 x 360º = 270º.

Which is the angle measure used to complete the blank in this problem.

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To fidn the surface area of the grain tank you need to find the area of:

Cylinder (without one of the bases as there are just one base exposed), use the next formula:

You have for the given cylinder:

h=12ft

r: as the diameter is 8.4ft the radius is 8.4tf/2=4.2ft

Cone (without the base as the base is not exposed), use the next formula:

You have for the given cone:

r= 4.2ft

s= 5.5ft

The entire exposed surface of the tank is:

It is possible for a data set to have a more specific distribution, such as a normal distribution, which allows for a more accurate estimate of the percentage of data within certain standard deviations of the mean.

False.

Chebyshev's Theorem states that for any set of data, regardless of its distribution, at least 1-1/k^2 of the data will be within k standard deviations of the mean, where k is any positive integer greater than 1. In other words, at least 75% of the data will be within 2 standard deviations of the mean, not 95%.

For example, if we have a data set with a mean of 50 and a standard deviation of 10, Chebyshev's Theorem tells us that at least 75% of the data will be within 20 units of the mean (i.e. between 30 and 70). However, it is possible for a data set to have a more specific distribution, such as a normal distribution, which allows for a more accurate estimate of the percentage of data within certain standard deviations of the mean.

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It is possible for a data set to have a more specific distribution, such as a normal distribution, which allows for a more accurate estimate of the percentage of data within certain standard deviations of the mean.

False.

Chebyshev's Theorem states that for any set of data, regardless of its distribution, at least 1-1/k^2 of the data will be within k standard deviations of the mean, where k is any positive integer greater than 1. In other words, at least 75% of the data will be within 2 standard deviations of the mean, not 95%.

For example, if we have a data set with a mean of 50 and a standard deviation of 10, Chebyshev's Theorem tells us that at least 75% of the data will be within 20 units of the mean (i.e. between 30 and 70). However, it is possible for a data set to have a more specific distribution, such as a normal distribution, which allows for a more accurate estimate of the percentage of data within certain standard deviations of the mean.

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We must analyze the question to find the solution.

Alternate Interior Angles ===> require parallel sides

The answer is:

Alternate Interior Angles

Answer:

????????????

Step-by-step explanation:

?????????????

The meaning of fragments as used in the passage above is pieces. This means that Selma had arranged to collect the pieces of the broken vase.

The meaning of fragments as used in the passage above is pieces. To determine the meaning of a word, we can look at the dictionary meaning as well as the contextual meaning.

The contextual meaning of the word fragments can be seen from what happened earlier which was the breakage of the vase. So, after the vase broke, Selma picked its pieces.

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Answer:

Selma picked through the (broken bits) on the table. The she decided to (repair) the vase.

Step-by-step explanation:

Floyd is an aspiring music artist. He has a record contract that pays him a base rate of $200 a month and an additional $12 for each album that he sells. Last month he earned a total of $644. Write an equation that represents this situation! Then solve your equation.

644 = 12a + 200

444 = 12a

a = 37

Answer:

20,160 pounds

Step-by-step explanation:

bricks in each row * number of rows * pound of each brick

Answer:

20160 lbs

Step-by-step explanation:

To find the amount of bricks, multiply 36 by 140 which equals 5040. Then, multiply 5040 by the weight: 4. 5040×4=20160