Hi Kunal,
Please check Misc 14 of Class 11 Sequences and Series here https://www.teachoo.com/2585/622/Misc-14---Let-S-be-sum--P-product--R-sum-of-reciprocals-in-GP-/category/Miscellaneous/
Written on March 10, 2017, 2:30 p.m.
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Answer of this question
Let S be the Sum p be the product and r be The sum of reciprocal of n term of go prove that p²Rn= Sn
Davneet Singh
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