Question

What is the value of f(-3)?

F(x) = 7-x if x ≤ -2
4x^2 if -2 < x ≤ 0
|x| + 9 if x > 0

Answer 1

f(-3) =10

Explanation:

Since x<-2 we will use 7-x as the piece of the step function

f(-3) 7--3

f(-3) = 7+3

f(-3) =10