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aly12
Group Title
RUSH!
The sum of finite geometric series
1+5+25+125+...+5^9
answer please???
 2 years ago
 2 years ago
aly12 Group Title
RUSH! The sum of finite geometric series 1+5+25+125+...+5^9 answer please???
 2 years ago
 2 years ago

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shining Group TitleBest ResponseYou've already chosen the best response.1
a1=1,r=5 sum = a1(1r^n)/1r
 2 years ago

matricked Group TitleBest ResponseYou've already chosen the best response.0
here a1=1 and r=5 and n=10 use the formula for summation of GP with r>1 Sn=1(5^10 1) / (51)=1/4 * (5^10 1)
 2 years ago

aly12 Group TitleBest ResponseYou've already chosen the best response.0
I TRy but the answer i got is 488281. something : l
 2 years ago

genius12 Group TitleBest ResponseYou've already chosen the best response.1
S = a((1r^n) / (1r)) = 1(15^10) / (15) = 2,441,406
 2 years ago
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