Question

A. 10
b. 20
c. -20
d. -1

Answer 1

`- 20`

(1) firstly put x=10 in the given equation

(2) divide 120 by 10 then we will get 12-8

(3) the subtract 12from 8

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Answer 2

-20 (or C)

Explanation:

When you get f(10), that means you plug the value given into x, then solve.

`f(x)(-120)/((10)) -8`

First we would divide -120/10

`-12-8`

f(10)=-20