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Grade 12Algebra

Sigma(k=1 to n)(k(nCk)2).....

please explain................

Profile image of Shashwat Tiwari
14 Years agoGrade 12
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2 Answers

Profile image of APURV GOEL
14 Years ago

A

Profile image of SIVA BEHARA
14 Years ago

how i can know the answer?

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