find the next 3 terms of each sequence

Algebra
Tutor: None Selected Time limit: 1 Day

30,-10,10/3,-10/9

May 19th, 2015

30,-10,10/3,-10/9

This is a geometric series.

 A = 30 and Ar = -10. So r = -1/3 

So the series is -30(1/3)^(n-1). 

the next 3 terms will be -10/27, -10/81, -10/243 

May 19th, 2015

1,-1/3,1/9,-1/27

May 19th, 2015

 1/81, 1/243, 1/729


May 19th, 2015

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