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  3. let a be a finite set. say a has five elements. (a

Let A be a finite set. Say A has five elements. (a) Can you find a...

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Advance Math

Let A be a finite set. Say A has five elements.

(a) Can you find a function g : A ? A which is injective but notsurjective? Explain your answer.

(b) Can you find a function f : A ? A which is surjective butnot injective? Explain your answer

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