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if the sum of the binomial coefficients of the expansion (2x+(1/x))whole to the power n is equal to 256,then the term independent of x is?

if the sum of the binomial coefficients of the expansion


(2x+(1/x))whole to the power n


is equal to 256,then the term independent of x is?

Grade:12

1 Answers

Chetan Mandayam Nayakar
312 Points
9 years ago

obviously n is even

answer=2n/2(nC(n/2))2

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