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Prove that n^2-n can be divisible …

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Prove that n^2-n can be divisible by 2, where n is an odd number ???

    • Posted by Prashant Rai 4 years, 4 months ago

    CBSE > Class 10 > Mathematics
    • 1 answers

    Adithya Dev A 4 years, 4 months ago

    n^2 - n can also be written as n (n - 1) where n is an odd number. So, naturally (n - 1) becomes an even number. Thus, since any number, along with an even number, can give an EVEN product, n^2 - n is also divisible by 2.

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