MCQ
फलन $f(x)=\cot x$ निम्नलिखित समुच्चय पर असंतत है
- ✓$\{x=n \pi: n \in Z\}$
- B$(x=2 n \pi : n \in Z)$
- C$\left\{x=(2 x+1) \frac{\pi}{2} ; n \in Z\right\}$
- D$\left\{x=\frac{n \pi}{2} ; n \in Z\right\}$
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