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Can someone please help with these proofs questions Exercise: Show that n is even if and only if 2n2 + 7n + 8 is even.

Can someone please help with these proofs questions Exercise: Show that n is even if and only if 2n2 + 7n + 8 is even.
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Can someone please help with these proofs questions

Exercise: Show that n is even if and only if 2n2 + 7n + 8 is even.

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User Tio
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1 Answer

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Is it 2n2 or square
answered
User Michael GEDION
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