Posted by **Steve** on Tuesday, February 15, 2011 at 5:57pm.

If P(400)=900 Rewrite this Equation in terms of p^-1

- Math(Anyone Please) -
**MathMate**, Tuesday, February 15, 2011 at 6:17pm
By definition of the inverse,

if y0=P(x0), then P^{-1}(y0)=x0

Do you now see the parallel with your question?

You can also read more about inverse functions here:

http://en.wikipedia.org/wiki/Inverse_function

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