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For the sequence a1, a2,..,an. , assume that a1 1, a2 5, and that for each n e N, an+1an + 2an-1. Prove that for each natural number n, an 2 +(-1)". 3uns
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Show transcribed image text
For the sequence a1, a2,..,an. , assume that a1 1, a2 5, and that for each n e N, an+1an + 2an-1. Prove that for each natural number n, an 2 +(-1)". 3uns
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