Question

25.

X
y
-2
7
4
1 0
1
1
-2
1
2
<-5
Graph

Answer 1

For x < 1, we use the formula f(x)=4 − x2. Setting f(x)=0 gives 0 = 4 − x2, so that x = ±2. However, of these two answers, only x = −2 fits in the domain.