Value of (1+13)(1+132)(1+134)(1+138)...(1+132n) is equal to
Find the value of nC0 +nC3 +nC6............................
(243)n5×32n+19n×3n−1=?
13.5+15.7+17.9+......+1(2n+1)(2n+3)=n3(2n+3)