11-07-2016
Mathematics

contestada

Find the sum of the given infinte geometric series a^1=22, r= -0.07

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11-07-2016

the sum of an infinite sequence is a1/(1-r) where a1 if sfirst term and r=common ratio

a1=22 and r=-0.07

sum=22/(1-(-0.07))
sum=22/1.07
sum=20.5607
the sum is about 20.56

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