Asked by Anonymous
find the sum of the series
2/3+2/9+2/27+2/81+...
2/3+2/9+2/27+2/81+...
Answers
Answered by
mathhelper
Change each fraction to have a common denominator of 81
then just add them up
then just add them up
Answered by
oobleck
a = 2/3
r = 1/3
S = a/(1-r) = 1
r = 1/3
S = a/(1-r) = 1
Answered by
mathhelper
missed that nasty "..."
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