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Algebra 2HardFunctions, Relations & Transformations

Functions, Relations & Transformations · Hard problem

Find f−1(x)f^{-1}(x) for f(x)=2x−15f(x)=\dfrac{2x-1}{5}, then verify by showing f(f−1(x))=xf\bigl(f^{-1}(x)\bigr)=x.