Math, asked by pratik29121, 1 year ago

i have doubt in one more question give solution

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Answered by Anonymous

Check the attachment..

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pratik29121: next one

Anonymous: Its an AGP series

Anonymous: Apply the formula to get the answer

pratik29121: which formula

Anonymous: Sum of n terms of an Agp series is :Sn=a/1-r+dr/(1-r)^2

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