Binomial TheoremHard
Question
In the expansion of (1+ x)n,
is equal to
is equal toOptions
A.
x
xB.
x
xC.
x
xD.None of these
More Binomial Theorem Questions
Let $C_{r}$ denote the coefficient of $x^{r}$ in the binomial expansion of $(1 + x)^{n},n \in \mathbb{N},0 \leq r \leq n...nC0 − nC1 + nC2 − ......+ (−1)n =...The coefficient of xn in polynomial (x + 2n+1C0) (x + 2n+1C1)........(x + 2n+1Cn) is -...The value of $\frac{\ ^{100}C_{50}}{51} + \frac{\ ^{100}C_{51}}{52} + \ldots. + \frac{\ ^{100}C_{100}}{101}$ is :...The co-efficient of x401 in the expansion of (1 + x + x2 + ...... + x9)-1, (|x| < 1) is -...