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cshalvey
Geometry Help for @danielamarques Please!
Anyone able to help with how to properly write out the first equation? Thanks everyone! http://assets.openstudy.com/updates/attachments/4ff88fa6e4b058f8b763120d-danielamarques-1341689780965-questions345.png
\[\sum_{i=1}^{\infty}12\left(\frac{3}{5}\right)^{i-1}\]
\sum_{i=1}^{\infty}12\left(\frac{3}{5}\right)^{i-1}
\[\sum_{i=1}^{\infty}a\left(r\right)^{i-1}=\frac{a}{1-r}\] for \(|r|<1\)
compair your question to what I typed above
I'm confused, which question is that one ^
that is the sum in question #3 of the file you posted
I don't get this at all >.<
have you had a lecture on how to computer geometric series?
http://tutorial.math.lamar.edu/Classes/CalcII/Series_Special.aspx