SOLUTION: in a geometric sequence, the fifth term is 48 and the eighth term is 384. find the first term, the common ratio and the formula for the nth term.

Question 700036: in a geometric sequence, the fifth term is 48 and the eighth term is 384. find the first term, the common ratio and the formula for the nth term.
Answer by KMST(5328) (Show Source): You can put this solution on YOUR website!
=first term
=common ratio

==
and

Substituting and into we get
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Substituting and into we get

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