Derivatives of inverse function PROBLEMS and SOLUTIONS

Derivative of the inverse function at a point is the reciprocal of the derivative of the function at the corresponding point . Slope of the line tangent to 𝒇 at 𝒙= is the reciprocal of the slope of 𝒇 at 𝒙= . 1. Find tangent line at point (4, 2) of the graph of f -1 if f(x) = x3 + 2x – 8 2. ................
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