Binomial TheoremHard
Question
The coefficient of (3r)th term and coefficient of (r + 2)th term in the expansion of (1+ x)2n are equal then (where r > 1 , n > 2, positive integer)-
Options
A.r = n/2
B.r = n/3
C.r = 
D.r = 
More Binomial Theorem Questions
The number of terms in (x + a)100 + (x − a)100 after solving the expansion is -...The expression [x + (x3 − 1)1/2]5 + [x − (x3 − 1)1/2]5 is a polynomial of degree -...The term independent of x in the product (4 + x + 7x2 ) is -...If recursion polynomials Pk(x) are defined as P1(x) = (x - 2)2, P2 (x) = ((x - 2)2 - 2)2 P3 (x) = ((x - 2)2 - 2)2 - 2)2 ...If (1 + x)n = C0 + C1x + C2x2 + .....+ Cnxn, then C0C2 + C1C3 + C2C4 + ......+ Cn-2 Cn is equal to -...