Prove that n square minus n is even for every positive integer

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Prove that n square minus n is even for every positive integer

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Mackenzie 1 month 2021-08-18T05:09:11+00:00 1 Answer 0 views 0

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    2021-08-18T05:10:56+00:00

    Step-by-step explanation:

    n^2_n

    =n(n-1)

    if n us even then n-1 is odd and if n is odd then n-1 is even

    when even is multiple by any odd digit the result is even

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