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Find the value of for an infinite geometric series with S = 9 and r= 1/3

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Find the value of an infinite geometric series with S = 9 and r= 1/3.

asked Mar 3, 2014 in ALGEBRA 2 by mathgirl Apprentice
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1 Answer

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Formula for infinite geometric series is

image

To find a,

Given image= 9 and r = 1/3 = 0.33

image

image

Multiple to each side by 0.67.

a = 6.03

 

answered Mar 3, 2014 by ashokavf Scholar

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