1 votes 1 votes The number of terms independent of $x$ in the binomial expansion of $\left(3x^2 + \dfrac{1}{x}\right)^{10}$ is $0$ $1$ $2$ $5$ Combinatory isi2016-mma combinatory binomial-theorem + – go_editor asked Sep 13, 2018 • recategorized Nov 19, 2019 by Lakshman Bhaiya go_editor 533 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
3 votes 3 votes let mth term is independent of x (here m is integer) (3x2)m x ($\frac{1}{x}$)10-m x2m-10+m 2m-10+m=0 m=10/3 not integer Anser : A Dharmendra Lodhi answered Sep 13, 2018 Dharmendra Lodhi comment Share Follow See all 0 reply Please log in or register to add a comment.