6 b) If the coefficient of x^-1 in the expansion of (x+k/x^2)^5 is 90 || #class12 #neb

Binomial theorem class 12
Find the shated terms in following cases
a) seventh term of (2x+y)^12
C) fifth term of (x-2/x)^2

3) find the general terms of the following
a) (x^2+1/x)^6
4) Find the coefficients of
a) x^5 in the expnsion of (x+1/2x)^7
5)
a) (x^2+1/x)^12
C) (x+1/x)^2n
6
b) If the coefficient of x^-1 in the expansion of (x+k/x^2)^5 is 90 , find the value of k.

#class12 #binomialtheorem #neb #basicmaths