Ask a New Question

For the function f(x)=x^3+2x-1, find (f^-1)'(2) (or: find the derivative of the inverse of f(x) at x = 2).

2 answers

take a look how I did your similar type of question a few posts above this

Recall that if g(x) is the inverse of f(x) then
if f(a) = b then g'(b) = 1/f'(a)
f(1) = 2
so g'(2) = 1/f'(1) = 1/5

Ask a New Question or answer this question.

Similar Questions

1. Let f(x)=x^5 + 2x^3 + x - 1Find f^-1(3) and (f^-1)'(3)? I have zero idea how to find the inverse of this function at a point
1. 1 answer
Hello I need help with this excersise of derivative of a inverse function. The excersise says:If f(x+2)=x^3+1 and g(x)=f(arctg
1. 2 answers
Given the function: f(x) = x^2 + 1 / x^2 - 9a)find y and x intercepts b) find the first derivative c) find any critical values
1. 1 answer
Given the function: f(x) = x^2 + 1 / x^2 - 9a)find y and x intercepts b) find the first derivative c) find any critical values
1. 0 answers

more similar questions