Consider the function By drawing a suitable picture, find a relation between the definite integrals $\displaystyle \int_1 ^2 f(x)\,dx$ and $\displaystyle \int_{101}^{171}f^{-1}(x)\,dx$. Use this relation to find the second of these two integrals

$\displaystyle \int_{101}^{171}f^{-1}(x)\,dx$ =

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