Lemma
EasyBinomial theorem
OpenStax, Intermediate Algebra 2e §12.3 Geometric Sequences and Series · Try It 7 · Algebra · Binomial theorem

Geometric Sequences and Series · Try It 7

Find the ninth term of the sequence 6, 18, 54, 162, 486, 1,458, … Then find the general term for the sequence.

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OpenStax, Intermediate Algebra 2e · §12.3 Geometric Sequences and Series · Try It 7

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