If ( 1+i3 1-i3 ) ^ n is an integer, then n is [UPSEAT 2002] - Vidyadip

MCQ

If ${{\left( \frac{1+i\sqrt{3}}{1-i\sqrt{3}} \right)}^{n}}$ is an integer, then n is [UPSEAT 2002]

A
1
B
2
✓
3
D
4

✓

Answer

Correct option: C.

3

C

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