6 a) write down the fourth term in the expansion of (px+1/x)^n. find the value of p and n #class12

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 #binomial_theorem #binomialtheorem #basicmaths #neb

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