Sum of infinite number of terms of GP is 20 and sum of their square is 100.then the first term is
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Step-by-step explanation:
irst term is a2 and the common ratio r2 . Hence, the sum of its infinite no. of terms is given by, S∞=a21−r2
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Step-by-step explanation:
irst term is a2 and the common ratio r2 . Hence, the sum of its infinite no. of terms is given by, S∞=a21−r2
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