This is from sequenceand serise
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Yup... actually this is series of 2 different gps
(1+ 1/2. +1/2^2+..........infinity) +(1/2^2. +1/2^4+.......)
sum=a/(1-r)
=(1/(1-0.5))+(0.25/(1-0.25))
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(1+ 1/2. +1/2^2+..........infinity) +(1/2^2. +1/2^4+.......)
sum=a/(1-r)
=(1/(1-0.5))+(0.25/(1-0.25))
ans
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