This is my question: Which powers of numbers in the sequence below are always in the sequence and which are not. Prove it?(adsbygoogle = window.adsbygoogle || []).push({});

Sequence: 2, 5, 8, 11, 14...

Answer:

So the gerenal term is 3n + 2

Now

(3n+2)^2 = 9n^2 + 12n +4

Where should I go from here?

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# Homework Help: Sequence 2, 5, 8, 11, 14

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