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Home > CALC > Chapter 7 > Lesson 7.3.3 > Problem 7-137

7-137.

Since g(2) = −1,
the inverse, f(−1) = 2.
Now f '(−1) = 1, so g '(2) = __
Refer to the hint in part (b)

Refer to the hint in part (b).

How to find derivative of inverse functions:
A function, f, and its inverse, g, will have reciprocal derivatives at corresponding (x, y)→(y, x) values.