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Method 2: Switch x & y Take the derivative implicitly Plug in y value. Find the value of the derivative of the inverse function. Method 1: Find the inverse Take the derivative Plug in x value. If f(x) = x 2 , x 0, find the derivative of f -1 (x) at x = 4. Method 1. Method 2.
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Method 2: Switch x & y Take the derivative implicitly Plug in y value Find the value of the derivative of the inverse function. Method 1: Find the inverse Take the derivative Plug in x value
If f(x) = x2 , x 0, find the derivative of f-1(x) at x = 4 Method 1 Method 2
Method 1 Method 2