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OpenStudy (anonymous):
find the sum of geometric series..
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OpenStudy (zzr0ck3r):
what is R?
OpenStudy (zzr0ck3r):
x_(n+1)/x_n
OpenStudy (anonymous):
|dw:1343334426429:dw|
OpenStudy (zzr0ck3r):
hmm I dont know what that says
OpenStudy (zzr0ck3r):
\[\sum_{n-1}^{8}(64(3/4)^(n-1)\]
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OpenStudy (anonymous):
yeah that
OpenStudy (zzr0ck3r):
hmm I dont think I know a better way than just suming the terms, I only remember how to do it to infinity. sorry man Im sure someone will remember
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