Prove that 2 divides n2 + n whenever n is a positive integer.

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asked May 22, 2018 137k views

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Josetta · Answer 1 · 2018-05-27T21:41:52+0000

When ever a variable and a number are side by side(n2, which means n times 2) we do the opposite operation, which in this case is to divide n and 2 which equals n

Prove that 2 divides n2 + n whenever n is a positive integer.

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