Question

Which of the following represents f(-3)?

A: 7

B: 5

C: 1

D: -1
​

Answer 1

D

Explanation:

Because x < 0 for x + 3

= -1

Answer 2

`f(-3)=-1`

Explanation:

-3 is less than 0, so you are going to use
`f(x)=x+2`.

Plug in values:

`f(-3)=-3+2\\f(-3)=-1`