F(x)= 3/2 x+bin the function above, b is a constant. if f(6)=7, what is the value of f(-2)?

Answers

Answer 1
Answer: f(x)=3/2 x+b
1)we have to calculate b
f(6)=7   ⇒  3/2 (6)+b=7
9+b=7
b=7-9
b=-2

Then: f(x)=3/2  x - 2

2) Now, we calculate f(-2):
f(-2)=3/2 (-2) - 2=-3-2=-5

Answer:  f(-2)=-5

Answer 2
Answer:

Final answer:

In the given function, by first determining the value of the constant b, we are then able to substitute x = -2 into the function to find that f(-2) = -5.

Explanation:

In this problem, we are given the function f(x) = 3/2x + b and we know that f(6) = 7. This allows us to determine the value of the constant b by substituting these values into the function and solving for b:

7 = 3/2*6 + b --> 7 = 9 + b --> b = -2.

Now that we have the value of b, we can find f(-2) by substitifying x = -2 into the function: f(-2) = 3/2*-2 + (-2) = -3 -2 = -5. So, the value of f(-2) is -5.

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Answers

4/11 (2/2) = 8/22

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What are the zeros of the following polynomial: x^3-9x=0

Answers

The "zeros" will make the equation..

0=0

The roots

The roots for this polynomial would be:

x=0, -3, 3.

Simplify the expression
16+(-3)-3/7j-5/7j+4​

Answers

the simplified version is
119j-8/7j

[6.02] For the following system, if you isolated x in the first equation to use the Substitution Method, what expression would you substitute into the second equation?-x - 2y = -4
3x + y = 12

Answers

To use the substitution method we need to convert one equation in terms of a certain variable and substitute this equation to the other equation. For this case we are asked to substitute the first equation to x in the second equation. Therefore, the equation to substitute is:

-x - 2y = -4
x = 4 - 2y

Answer:B

Step-by-step explanation:

2y-4

The test scores of a geometry class are given below.90, 75, 72, 88, 85

The teacher wants to find the variance for the class population. What is the value of the numerator of the calculation of the variance?

Answers

Variance is given by s^2 = [summation (x - mean)^2] / n.
mean = (90 + 75 + 72 + 88 + 85) / 5 = 82
Variance = [(90 - 82)^2 + (75 - 82)^2 + (72 - 82)^2 + (88 - 82)^2 + (85 - 82)] / 5
= [8^2 + (-7)^2 + (-10)^2 + 6^2 + 3^2] / 5
= (64 + 49 + 100 + 36 + 9] / 5
= 258 / 5
Therefore, the value of the numerator of the calculation of the variance of the data set is 258.

Answer: data set is *258*

Step-by-step explanation:

Too goo

Which statements best describe displacement? Check all that apply.Displacement is measured along the path an object travels.
Displacement is a measurement that includes direction.
Displacement is the difference between a starting point and an ending point.
Displacement is how far an object travels from starting point to ending point.
Displacement is measured as a straight line between a starting point and an ending point.

Answers

Answer: displacement is a measure that includes direction

Displacement is the difference between a starting point and a ending point

Displacement is measured as a straight line between a starting point and an ending point

Step-by-step explanation:

I think it’s how far an object travels from starting point to ending point.