If , then…

MATHEMATICS · Single correct · CBSE · Mathematics · Relations and Functions · Relations and Functions

Problem

If f(x)=7−3xf(x)=7-3x, then f−1(x)f^{-1}(x) equals (a) x−73\dfrac{x-7}{3} (b) 7−3x7-3x (c) 7−x3\dfrac{7-x}{3} (d) 73−x\dfrac{7}{3}-x

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