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anonymous
 one year ago
Evaluate the series 50 + 10 + 2 + . . .
anonymous
 one year ago
Evaluate the series 50 + 10 + 2 + . . .

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I'm confused as to what "Evaluate" actually means. Answer choices: A) 62 B) 1/5 C) The series diverges; it does not have a sum D) 62.5

SolomonZelman
 one year ago
Best ResponseYou've already chosen the best response.1you divide by 5 every time. you start from 50 so you can write it as \(\large\color{black}{ \displaystyle \sum_{ n=0 }^{ \infty } ~ \dfrac{50}{5^n}}\)

SolomonZelman
 one year ago
Best ResponseYou've already chosen the best response.1this series definitely converges, will you give me that?

SolomonZelman
 one year ago
Best ResponseYou've already chosen the best response.1you can find the exact sum because it is geometric...

SolomonZelman
 one year ago
Best ResponseYou've already chosen the best response.1\(\Large\displaystyle\sum_{ n=0 }^{ \infty } ~ 50(1/5)^n=\frac{50}{1\frac{1}{5}}=?\)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0we would get 125/2 or 62.5. Thanks. Is there any place where i could get a quick refresher on Geometric and arithmetic series?
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