SOLUTION: 10/3, 5/3, 5/6 is a G.P. Find the 8th term and sum of the first 10 terms

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Question 816194: 10/3, 5/3, 5/6 is a G.P. Find the 8th term and sum of the first 10 terms
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

10/3, 5/3, 5/6 is a G.P. r = 1/2

Find the 8th term and sum of the first 10 terms

a%5Bn%5D+=+a%5B1%5D%2Ar%5E%28n-1%29

a%5B8%5D+=+%2810%2F3%29%2A%281%2F2%29%5E%287%29= 426 2/3