Question: Gives a formula for a function y = (x). In each case, find -1 (x) and identify the domain and range of -1

Gives a formula for a function y = ƒ(x). In each case, find ƒ^-1(x) and identify the domain and range of ƒ^-1. As a check, show that ƒ(ƒ^-1(x)) = ƒ^-1(ƒ(x)) = x.

ƒ(x) = x² - 2bx, b > 0 and constant, x ≤ b

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