(1) lim x^3 - 125/x5 x^2 - 25

Question

(2)find the inverse of the function
f(x)=7x+5

Answer 1

1. Lim as x approaches what?

2. y=7x+5
7x=y-5
x= (y-5)/7

f^-1(x)= (x-5)/7