Asked by Gregory
What is the sum of the following geometric series:
1+1/4+1/16
1+1/4+1/16
Answers
Answered by
Reiny
looks like a GS where
a = 1 , r = 1/4
but with only 3 terms, why not just add them up
1 + 1/4 + 1/16
= (16 + 4 + 1)/16
= 21/16
a = 1 , r = 1/4
but with only 3 terms, why not just add them up
1 + 1/4 + 1/16
= (16 + 4 + 1)/16
= 21/16
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