Question 599055
a)
f(-2)
x = -2 < 0
f(x) = x^2 for x<0
f(-2) = 4
b)
if x = 0 , f(x) = 2
c)
f(2)
x=2 >0
f(x) = 2x+1 = 2(2)+1 = 5
f(2) = 5