Binomial TheoremHard

Question

If a_n =, the value of is :

Options

A.n/2 a_n

B.1/4 a_n

C.na_n

D.0

Solution

a_n =
S =
S =
2S = 0 ⇒ S = 0

Create a free account to view solution

View Solution Free

Topic: Binomial Theorem·Practice all Binomial Theorem questions

More Binomial Theorem Questions

The co-efficient of x in the expansion of (1 - 2 x3 + 3 x5) is :...is...nC0 − nC1 + nC2 − ......+ (−1)n =...The sum , where = 0 if p ? q, is maximum when m is...In the expansion of (1+ x)n,is equal to...