Question

Given the piecewise function shown below, select all of the statements that are true.

Answer 1

f(4)=4^2-1=16-1=15
f(-1)=-(-1)+1=2
f(1)=1^2-1=0
f(-2)=-(-2)+1=+2+1=3

Answer 2

so, B) and c) are correct

Answer 3

thank you @abhishek59 :)