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If Sn,Tn represents the sum of n terms and nth term respectively of the series 1+4+10+20+35+⋯, then nTn+1Sn= |
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Answer» If Sn,Tn represents the sum of n terms and nth term respectively of the series 1+4+10+20+35+⋯, then nTn+1Sn= |
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