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OpenStudy (mathisfun13):
find the sum of this geometric series
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OpenStudy (mathisfun13):
OpenStudy (anonymous):
You can take out the 2 by properties of summations and plugging in n up to the number 6 gets you, 2[3^0 + 3^1 + 3^2 + 3^3 + 3^4 + 3^5]
OpenStudy (anonymous):
2[ 1+ 3 + 9 + 27 + 81 + 243] Add all the numbers inside then multiply that by 2
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