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Answer:

y=2(x+5)^2-4.

Step-by-step explanation:

By solving a little bit, we get the vertex to be (-5, -4). Plugging the info given and the vertex into the vertex form, we get y=2(x+5)^2-4. You have a happy holiday season, too!

Answer:

your answer is...

Step-by-step explanation:

50.265482457437

I used my calculator

F(3) is equal to 9, based on the given table and the corresponding values of x and f(x). Option D.

To find the value of F(3) based on the given table, we look at the corresponding x-value of 3 and find its corresponding f(x) value.

From the table, we see that when x = 3, f(x) = 9. Therefore, F(3) = 9.

The table shows the values of x and their corresponding f(x) values. We can see that when x increases by 1, f(x) also increases by 3. This indicates that the function has a constant rate of change, where the change in f(x) is always 3 units for every 1 unit change in x.

Given that F(3) represents the value of the function when x = 3, we look at the x-values in the table and find the corresponding f(x) value. In this case, when x = 3, f(x) = 9.

Therefore, the value of F(3) is 9. Option D is correct.

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When she subtracts 4 from both side of the equation, then she gets the value of x is 0.

Expressions means the idea of expressing numbers using letters or alphabets without specifying their actual values, the expression is the statement consisting variable, numbers, and arithmetical operation.

Given that, Karissa begins to solve the equation,

1/2(x-14)+11 = 1/2x-(x-14)

1/2x-1/2(14)+11 = -1/2x-x+4

1/2x-7+11 = -1/2x+4

1/2x+4 = -1/2x+4

1/2x+1/2x = 4-4

x = 0

Hence, When she subtracts 4 from both sides, then x = 0

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I Agree With The Other Person

The probability that a random sample of 12 second grade students results in a mean reading rate of more than 95 words per minute is 0.4582.

Given that the population mean, \(\mu\) = 90 wpm

The standard deviation of the population ,\(\sigma\) = 10

Sample size, n = 12

Sample mean, \(\bar x\) = 95

The reading rate of students follows the normal distribution.

Let z = \(\frac{\bar x - \mu}{\frac{\sigma}{\sqrt n} }\)

        = \(\frac{95 - 90}{\frac{10}{\sqrt 12} }\)

        = 1.732

Probability that the mean reading exceeds 95 wpm = P(\(\bar x\) >95)

                                                                                       = P(z>1.732)

                                                                                       = 1- P(z<1.732)

                                                                                       = 0.4582

[The value 0.4582 found from the area under the normal curve using tables].

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Normal quantile plot is a graph of points (x,y) where each x-value is from the original set of sample data, and each y-value is the corresponding Z-score that is a quantile value expected from the standard normal distribution.

What is a Normal Quantile Plot?

A normal quantile plot is a graphical tool used to determine whether a data set is normally distributed or not.

It plots sample data versus a theoretical normal distribution.

In general, the points on the plot should form a straight line if the data is normally distributed. If the data is not normally distributed, the points on the plot will not form a straight line.

A normal quantile plot can be used to evaluate the following:

The normal quantile plot of the residuals is the most important diagnostic tool for examining whether the assumptions of a linear regression model have been met.

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Answer:

así es es una fracción si necesita la respuesta me avisa

It seems there is an error in the given vector field F⃗ = 3(x+z)i⃗ + 2j⃗ + 3zk⃗ as it does not have a component along the y-axis. Please double-check the vector field or provide the correct vector field to proceed with the calculation.

To compute the flux of the vector field F⃗ = 3(x+z)i⃗ + 2j⃗ + 3zk⃗ through the surface S given by y=x^2+z^2, with 0≤y≤16, x≥0, z≥0, oriented toward the xz-plane, we can use the surface integral.

The surface integral of a vector field F⃗ over a surface S is given by the formula:

∬S F⃗ · dS = ∬S F⃗ · (n⃗ dS)

where F⃗ is the vector field, dS is the differential area vector, and n⃗ is the unit normal vector to the surface.

In this case, the surface S is given by y=x^2+z^2, with 0≤y≤16, x≥0, z≥0. We can parameterize this surface as:

r(x, z) = xi⃗ + yj⃗ + zk⃗ = xi⃗ + (x^2+z^2)j⃗ + zk⃗

To find the normal vector n⃗ to the surface, we can take the cross product of the partial derivatives of r(x, z) with respect to x and z:

n⃗ = ∂r/∂x × ∂r/∂z

= (1i⃗ + 2xj⃗) × (0i⃗ + 2zj⃗)

= -2xz i⃗ + 2zj⃗ + 2xk⃗

Now, we can calculate the flux:

∬S F⃗ · (n⃗ dS) = ∬S (3(x+z)i⃗ + 2j⃗ + 3zk⃗) · (-2xz i⃗ + 2zj⃗ + 2xk⃗) dS

= ∬S (-6x^2z - 4xz + 6xz^2 + 6xz) dS

= ∬S (-6x^2z + 2xz + 6xz^2) dS

To evaluate this integral, we need to determine the limits of integration for x, y, and z.

Since the surface is defined by 0≤y≤16, x≥0, z≥0, we have:

0 ≤ y = x^2 + z^2 ≤ 16

Simplifying the inequality, we get:

0 ≤ x^2 + z^2 ≤ 16

From this, we can see that x and z both range from 0 to 4.

Now, we can evaluate the flux:

∬S (-6x^2z + 2xz + 6xz^2) dS = ∫∫ (-6x^2z + 2xz + 6xz^2) dA

where dA is the differential area.

Integrating over the limits 0 ≤ x ≤ 4 and 0 ≤ z ≤ 4, we can calculate the flux.

However, it seems there is an error in the given vector field F⃗ = 3(x+z)i⃗ + 2j⃗ + 3zk⃗ as it does not have a component along the y-axis. Please double-check the vector field or provide the correct vector field to proceed with the calculation.

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Answer:

This isnt much of an answer just something to help-

Try doing A(1 + B)^I

Answer:

7x

Step-by-step explanation:

add the numbers 3+4

and add the x

The acute angle between the lines 6x - y = 2 and 5x + y = 7 is approximately 55 degrees.

To find the acute angle between two lines, we need to determine the angle between their direction vectors.

First, let's rewrite the given lines in slope-intercept form:

Line 1: 6x - y = 2 => y = 6x - 2

Line 2: 5x + y = 7 => y = -5x + 7

The direction vector of Line 1 is (6, -1), and the direction vector of Line 2 is (5, -1).

To find the angle between two vectors, we can use the dot product formula:

cos(theta) = (v · w) / (|v| |w|)

where v and w are the direction vectors of the lines, and |v| and |w| are their magnitudes.

Calculating the dot product:

v · w = (6 * 5) + (-1 * -1) = 30 + 1 = 31

Calculating the magnitudes:

|v| = sqrt(6^2 + (-1)^2) = sqrt(36 + 1) = sqrt(37)

|w| = sqrt(5^2 + (-1)^2) = sqrt(25 + 1) = sqrt(26)

Plugging the values into the formula:

cos(theta) = 31 / (sqrt(37) * sqrt(26))

Using an inverse cosine function to find theta:

theta ≈ acos(31 / (sqrt(37) * sqrt(26))) ≈ 54.8 degrees

Rounding to the nearest degree, the acute angle between the lines is approximately 55 degrees.

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Answer:

Slope of green line:

\(m = \frac{ - 3 - 3}{4 - ( - 4))} = - \frac{6}{8} = - \frac{3}{4} \)

Slope of red line:

\(m = \frac{3 - ( - 5)}{3 - ( - 3)} = \frac{8}{6} = \frac{4}{3} \)

The slopes of these two lines are negative reciprocals of each other.

Therefore, the correct answer is True (A).

Answer:

x = 6

Step-by-step explanation:

we both know you dont wanna know how you just want the answer

Answer:

Total Area = 1200 in^2

Step-by-step explanation:

There is a triangle and a rectangle.

Arca Triangle: Area = 1/2 * Base* Height

Area = 1/2 * 40 in * 30 in = 600 in^2

Area Rectangle: Area = Length* Width

Area = 30 in * 20 in = 600 in^2

Total Area = Area Rect + Area Tri

Total Area = 600 in^2 + 600 in^2 = 1200 in^2

Answer:

not enough context

Answer:

5 hours

Step-by-step explanation:

35x+25 = 40x

25=5x

x= hours

Answer:

19,188

Step-by-step explanation:

hope this helps ;)

Answer:

There are 2 solutions to square root x = 9

They are 3, and -3

Step-by-step explanation:

The square root of x=9 has 2 solutions,

The square root means, for a given number, (in our case 9) what number times itself equals the given number,

Or, squaring (i.e multiplying with itself) what number would give the given number,

so, we have to find the solutions to \(\sqrt{9}\)

since we know that,

\((3)(3) = 9\\and,\\(-3)(-3) = 9\)

hence if we square either 3 or -3, we get 9

Hence the solutions are 3, and -3

Answer:

question 12 is answer B

question 13 is -8x^3

Step-by-step explanation:

exponent rule \(\frac{a^m}{a^n} = a^(^m^-^n^)\)

The IQ score that is higher than 90% of the population is 112.8.

We know that the IQ scores follow a normal distribution with a mean of 100 and a standard deviation of 10.

Let X be the random variable representing the IQ scores. We want to find the value x such that 90% of the observations lie above x.

Using the standard normal distribution table or calculator, we can find the z-score corresponding to the 90th percentile as 1.28.

The z-score formula is z = (x - μ) / σ, where μ is the mean, σ is the standard deviation and x is the value we want to find.

Plugging in the values, we get 1.28 = (x - 100) / 10. Solving for x, we get x = 100 + 12.8 = 112.8.

Therefore, the IQ score that is higher than 90% of the population is 112.8.

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Answer:

Step-by-step explanation:

Remember the standard equation of circle:

We have

Use distance formula (Pythagorean theorem) to work out the length of the radius. We know that radius is the distance from the center to any point on the circle.

Here we are finding the distance between points (-10, -4) and (4, 2)

So the equation is:

Casual relationship forecasting and Time series forecasting uses linear regression in forecasting.

Linear regression is a statistical tool used in forecasting to model the relationship between a dependent variable and one or more independent variables. Some of the common uses of linear regression in forecasting are:

Therefore, linear regression is a versatile tool in forecasting, with many useful applications for predicting future values, analyzing trends, evaluating accuracy, and identifying causal relationships.

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The complete question is :

In forecasting, there is more than one use for linear regression. What are the? Check all that apply.

1. Causal relationship forecasting

2. Time series forecasting

Answer:

Lesser x = -4/3

Greater x = -1

Step-by-step explanation:

By the Zero Product Property, the roots are found by setting each factor equal to 0:

x+1 = 0

x = -1

3x+4 = 0

3x = -4

x = -4/3

So, the lesser x is -4/3 and the greater x is -1.

Answer:

Is there supposed to be a screenshot?

then again this is your first question .....................

If the sequence of statements is executed within a loop where `j` ranges from 0 to `n`, the overall time complexity is O(n).

To compute the complexity function for a sequence of statements where the variable `j` ranges from 0 to `n`, we need to analyze the complexity of each individual statement and then sum them up.

Let's assume the time complexity of each statement is as follows:

Statement 1: O(1)

Statement 2: O(1)

...

Statement `n`: O(1)

Since all the statements have a time complexity of O(1), we can say that each statement takes constant time regardless of the input size.

Now, we need to consider the loop where `j` ranges from 0 to `n`. In each iteration of the loop, the sequence of statements is executed. Therefore, the time complexity of the loop will depend on the number of iterations.

The loop `for j in range(n)` runs `n` times. In each iteration, the sequence of statements is executed. Since each statement has a time complexity of O(1), the total complexity of the sequence of statements executed in each iteration is O(1).

Therefore, the time complexity of the loop is given by:

O(1) * n = O(n)

Finally, since the loop is the only part that depends on the input size `n`, the overall time complexity of the sequence of statements is O(n).

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Complete Question

For a sequence of statements, compute their complexity functions individually and add them up for (j=0; j < n; j++). Write the complete question.

Answer:

3 apples and 6 oranges.

Step-by-step explanation:

5-1=4

4+2=6

0+3=3

6 apples and 3 oranges

The rate of change between the points (3.4, -0.1) and (3.5, 0.1) is 2.

The rate of change function is defined as the rate at which one quantity is changing with respect to another quantity.

The rate of change formula gives the relationship describing how one quantity changes in relation to the change in another quantity.

Therefore,

rate of change = Δy / Δx

rate of change = y₂ - y₁ / x₂ - x₁

Hence, let's find the rate of change of (3.4,-0.1) and (3.5,0.1).

rate of change = 0.1 + 0.1 / 3.5  - 3.4

rate of change = 0.2 / 0.1

rate of change = 2

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Whitney's weekly pay is $375 plus 3.5% commission on her total sales for the week (represented by x). The equation for her weekly pay is Weekly Pay = $375 + 0.035x.

To calculate Whitney's total weekly pay, we need to add her base salary and the commission she earns from her sales. The base salary is a fixed amount of $375. The commission is calculated as 3.5% of her total sales, represented by the variable x.

The equation to determine Whitney's weekly pay can be expressed as: Weekly Pay = $375 + (0.035 x)

In this equation, x represents the total sales made by Whitney during the week. To calculate her commission, we multiply the total sales (x) by 0.035, which is equivalent to 3.5%.

Adding the base salary and the commission gives us Whitney's total weekly pay. The equation allows for flexibility in accounting for different levels of sales, as the commission is directly proportional to the total sales amount.

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Answer:

A parallelogram is a quadrilateral with 2 pairs of parallel opposite and equal sides. Similarly, the opposite angles in a parallelogram are equal in measure

Step-by-step explanation:

Answer: Parallelogram

Rectangle

Square

Step-by-step explanation:

Compute the Gaussian density for the following cases. (a) x=0, m=0, s-1. Give the name of question5a (b) x-2, m=0, s-1. The value of the account on January 1, 2021, would be $2,331.57.

To calculate the value of the account on January 1, 2021, we need to consider the compounding interest for each year.

First, we calculate the value of the initial deposit after three years (12 quarters) using the formula for compound interest:

Principal = $1,000

Rate of interest per period = 8% / 4 = 2% per quarter

Number of periods = 12 quarters

Value after three years = Principal * (1 + Rate of interest per period)^(Number of periods)

                           = $1,000 * (1 + 0.02)^12

                           ≈ $1,166.41

Next, we calculate the value of the additional $1,000 deposit made on January 1, 2019, after two years (8 quarters):

Principal = $1,000

Rate of interest per period = 2% per quarter

Number of periods = 8 quarters

Value after two years = Principal * (1 + Rate of interest per period)^(Number of periods)

                         = $1,000 * (1 + 0.02)^8

                         ≈ $1,165.16

Finally, we add the two values to find the total value of the account on January 1, 2021:

Total value = Value after three years + Value after two years

                ≈ $1,166.41 + $1,165.16

                ≈ $2,331.57

Therefore, the value of the account on January 1, 2021, is approximately $2,331.57.

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