MCQ
If $z =\text{i}-\frac{\text{i}\sqrt{3}}{1},+\sqrt{3},$ then $\text{arg(z)}$ is equal to:
- A$\frac{\pi}{3}$
- B$\frac{2\pi}{3}$
- ✓$\frac{-2\pi}{3}$
- D$\text{None of these}$
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$(A)$ $0 < \phi<\frac{\pi}{2}$ $(B)$ $\frac{\pi}{2} < \phi<\frac{4 \pi}{3}$
$(C)$ $\frac{4 \pi}{3} < \phi<\frac{3 \pi}{2}$ $(D)$ $\frac{3 \pi}{2} < \phi < 2 \pi$