Q56 / 90 · KVPY 2017 (19 Nov SB/SX) · Mathematics

In the complex plane, let $z_{1}=\sqrt{3}+i$ and $\mathrm{z}_{2}=\sqrt{3}-\mathrm{i}$ be two adjacent vertices of an n-sided regular polygon centered at origin. Then $\mathrm{n}$ equals

  • A
    4
  • Correct answer
    B
    6
  • C
    8
  • D
    12

Solution

Figure
$\frac{2 \pi}{n}=\frac{\pi}{3}$ $n=6$

Hence, the correct answer is option: 'B'.

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