MCQ
$\lim\limits_{\text{x}\rightarrow1}(1+\cos\pi)\cot^2\pi\text{x}:$
- A$1$
- B$-1$
- C$\frac{1}{2}$
- D$0$
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Events A and B are said to be mutually exclusive if:
The coefficient of x−17 in the expansion of $\Big(\text{x}^{4}-\frac{1}{\text{x}^{3}}\Big)^{15}$ is: