I need help with the following proof Prove: If each of m and n is an integer, then m+n and m-n are both even if m and n are both even or both odd.
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Originally Posted by noles2188 I need help with the following proof Prove: If each of m and n is an integer, then m+n and m-n are both even if m and n are both even or both odd. hint: even - write as , [ ], then finish. odd - write as , [ ], then finish.
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