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Mathematics 21 Online
OpenStudy (mathisfun13):

find the sum of this infinite geometric series

OpenStudy (mathisfun13):

OpenStudy (mathisfun13):

its either 1 or 2/3

OpenStudy (shamim):

the sum is\[S _{\infty}=\frac{ a }{ 1-r }=\frac{ 0.3 }{ 1-0.55 }\]

OpenStudy (mathisfun13):

i got 1.5....

OpenStudy (shamim):

no

OpenStudy (shamim):

0.6666666666666666666

OpenStudy (mathisfun13):

thats not a answer choice

OpenStudy (mathisfun13):

or is that equivalent to 2/3?

OpenStudy (shamim):

ya

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