Need algebra help with the Sum of an infinite geometric series

Algebra
Tutor: None Selected Time limit: 1 Day

Dec 18th, 2015

Thank you for the opportunity to help you with your question!

1)  2+2(2/3)+2(2/3)^2..............

sum=2*3=6

sum=6


2)sum=[-1/3/(1+1/3)]4

=4*(-1/4)

=-1

sum = -1

Please let me know if you need any clarification. I'm always happy to answer your questions.
Dec 18th, 2015

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