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Question from Tyler, a student:

Find the Inverse function of:
f(x) = x^2 - x

Write it as $y = x^2 - x.$

Then solve for x (put it in the form $x^2 - x - y = 0$ and complete the square or use the quadratic formula.) Note that y now plays the role of the constant coefficient.

Good Hunting!
RD

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