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Find the indicated nth term of the geometric sequence. 8th term: 2.-8.32,...
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4 votes
Find the indicated nth term of the geometric sequence.
8th term: 2.-8.32,...

User Bulu
by
6.1k points

1 Answer

4 votes

Answer:


\bold{a_8=-32\,384}

Explanation:


a_1=2\\a_2=-8\\\\q=\frac{-8}2=-4\\\\a_n=a_1\cdot q^(n-1)\\\\a_8=2\cdot(-4)^7=2(-16\,384)=-32\,384

User Rafael Shkembi
by
5.9k points
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