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13 October, 00:33

What is the inverse function of f (x) = 2x + 1

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  1. 13 October, 00:55
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    F^-1 (x) = (x-1) / 2. All you have to do is change f (x) to y, switch the x and y variables, solve for y, and then change y to f^-1 (x).
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