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Eamcet Mathematics
Algebra Mathematical Induction

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Q.

For all odd positive integers n, number n(n2 - 1) is divisible by

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Correct choice: D

Explanation:

n(n2 – 1), n = 3 ⇒ 3(8) = 24
n = 5 ⇒ 5(24), n = 7 ⇒ 7(48)…
⇒ Divisible by 24
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