Class 11MathematicsBinomial TheoremGeneral term, Coefficient of any power of x, Independent term, Middle term and Greatest term and Greatest coefficient
EasyThe coefficient of $x^3$ in the expansion of $(x - \frac{1}{x})^7$ is
- A$14$
- B$21$
- C$28$
- D$35$
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Similar Questions
The greatest term in the expansion of $(1+x)^{15}$,when $x=\frac{1}{2}$ is
If the coefficients of $r$-th and $(r+1)$-th terms in the expansion of $(3+7x)^{29}$ are equal,then $r$ is equal to
DifficultAP EAMCET 2011
View SolutionIf the coefficients of $x^{7}$ in $(x^{2}+\frac{1}{bx})^{11}$ and $x^{-7}$ in $(x-\frac{1}{bx^{2}})^{11}$,$b \neq 0$,are equal,then the value of $b$ is equal to:
DifficultJEE MAIN 2021
View SolutionThe coefficient of $x^{10}$ in the expansion of $1+(1+x)+\dots+(1+x)^{20}$
MediumWBJEE 2012
View SolutionThe binomial coefficients which are in decreasing order are
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