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Question

does the infinite geometric series diverge or converge?
1/7 + 1/14 + 1/28 + 1/56 +
17 years ago

Answers

Reiny
sum<sub>∞</sub> = a/(1-r)
= (1/7)/(1-1/2)
= 2/7

so it converges
17 years ago

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