The coefficients of 2nd, 3rd and 4th term in expansion of [(1+x)raise to power n] are in A.P .Prove that 2n [power(2)]-9n+7=0 ?

Asked by Keshav pradhan | 13th Feb, 2014, 09:13: PM

Expert Answer:

Please check your question.

Answered by  | 14th Feb, 2014, 11:12: AM

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