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26 June, 12:19

Prove by mathematical induction, n^2 > 2n for all integers n≥3.

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  1. 26 June, 12:46
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    This is how I'd go about the problem:

    It says that n has to be equal to three or greater so plug in three for each of the sides.

    3^2 > 2X3 = 9>6

    (which s greater)

    Plug in four:

    4^2 > 2X4 = 16>8

    And so on ...
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