A2.F.2.2
Combine functions by com position and recognize that 𝑔(𝑥) = 𝑓^-1(𝑥), the inverse function of 𝑓(𝑥), if and only if 𝑓(𝑔(𝑥)) = 𝑔(𝑓(𝑥)) = 𝑥.
Example Problems
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