Let , , find…

MATHEMATICS · Subjective · AP · AP Precalculus · Trigonometric and Polar Functions · Trigonometric and Polar Functions

Problem

Let f:[12,1]→[−1,1]f: \left[\frac{1}{2}, 1\right] \rightarrow [-1, 1], f(x)=4x3−3xf(x) = 4x^3 - 3x, find f−1(x)f^{-1}(x) ?

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