Question: Could someone please help me with this problem Suppose f: A - B. Ler D be a subset of B. Prove : If f is

Could someone please help me with this problem Suppose f: A

Could someone please help me with this problem

- B. Ler D be a subset of B. Prove : If

Suppose f: A - B. Ler D be a subset of B. Prove : If f is surjective , Then f [ f-(D )]= D

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