Asked by Restoration
Determine the sum of the folowing series
2+6/7+18/49+...+2(3/7)^8
2+6/7+18/49+...+2(3/7)^8
Answers
Answered by
Steve
clearly it is a geometric series, with
a = 2
r = 3/7
So, use your summation formula for GP's:
Sn = a(1-r^n)/(1-r)
and plug in a and r.
a = 2
r = 3/7
So, use your summation formula for GP's:
Sn = a(1-r^n)/(1-r)
and plug in a and r.
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