Question

what is the inverse function?

F(x)=x/2+7

A. F^-1(y)=7(y+2)
B. F^-1(y)=2(y+7)
C. F^-1(y)=2(y-7)
D. F^-1(y)=7(y-2)

Answer 1

D

Answer 2

C

Answer 3

D

Answer 4

C

Answer 5

D

Answer 6

c

Answer 7

C

Answer 8

D

Answer 9

D

Answer 10

C

Answer 11

Let y=f(x).
Where the original function sends x to y, the inverse function will send y to x.
Then we rewrite the original function \[y=\frac{x}{2}+7\]and swap the variables\[x=\frac{y}{2}+7\]and solve for y\[x-7=\frac{y}{2}\]\[2(x-7)=y\]and that's your inverse function.

Answer 12

so d

Answer 13

told cha lol

Answer 14

D

Answer 15

it's C.

Answer 16

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Answer 17

kk

Answer 18

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Answer 19

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Answer 20

@MathDude000 @sourwing @cunningabe

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