Question

Limits help:

Answer 1

I was thinking indeterminate for part b

Answer 2

limit x->0 so x is not zero, multiply both sides by x^2, u get f(x)=4x^2
so limit x->0 f(x)=4x^2=0
n limit x->0 f(x)/x=4x^2/x=4x=0

Answer 3

Oh, thanks guys :)