SOLUTION: How would I verify P-1(P(450)) = 450. the orignal function is P(x)= 8.5x - 2500 and the inverse function is x+2500/8.5

Question 408199: How would I verify P-1(P(450)) = 450.
the orignal function is P(x)= 8.5x - 2500
and the inverse function is x+2500/8.5
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
We already know that since if you apply a function to some value x, then apply the inverse of the function, you will get x. It's basically the definition of an inverse function. Also, the function is one-to-one so there won't be any extraneous solutions.
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