Question: Let f: z ? z be defined as F(x) = {x + 3 if x is odd. = {x ? 5 if x is even.

Let f: z ? z be defined as

F(x) = {x + 3 if x is odd.

= {x ? 5 if x is even.

Find a formula for f -1 .

F-(x) = if x is even if x is odd

F-(x) = if x is even if x is odd

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