In a binomial expansion of (a-b)^n,n\geq5 the sum of the 5^{th} and 6^{th} term is zero. Then a/b equals;

PUNE MCA Exam 2017 Question Paper with answers for online practice

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In a binomial expansion of

(a-b)^n,n≥5

the sum of the

5^{th}

and

6^{th}

term is zero. Then a/b equals;

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