Question: Let a 1 = 2 and a 2 = 9. for n > 3, a n = 2a n-1 + 3a n-2 . prove using

Let a 1 = 2 and a 2 = 9. for n > 3, a n = 2a n-1 + 3a n-2 . prove using induction that an < 3 n for all positive integers n.

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