Hey guys please help tell me that in this question the X is the last term (l) or number of terms (n) and please solve it........
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I had done this yesterday in exam..
but now I forget that my ans was coming this only or not and nowwww.....
I m tensed I had done right or not........
but ans should be this only... I thought so....
but now I forget that my ans was coming this only or not and nowwww.....
I m tensed I had done right or not........
but ans should be this only... I thought so....
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marvelfan:
Ya Manya mera bhi yahi answer aa raha hain
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