Question

find the value of limx->3 f(x)-f(4)/x-3 when f(x)=x^2-2

Answer 1

I would rather go through this step by step with you then just post the way. That said tell me how you think you would start this question.

Answer 2

um plug in x^2 -2 for f(x)

Answer 3

y

Answer 4

im not sure

Answer 5

that is partly correct you should also sub in f(4)=4^2-2 in also

Answer 6

so