Question

Given that f(x)=(3x^2)-5, how do I find (f(x+h)-f(x))/h and (f(w)-f(x))/(w-x)?

Answer 1

for example. since u have
\[ \large f(x)=3x^2-5 \]
then
\[ \large f(A)=3A^2-5 \]
\[ \large f(a+b)=3(a+b)^2-5 \]

Answer 2

Thanks!