4-1.Complex numbers
easy

सम्मिश्र संख्या $\frac{{1 + \sqrt 3 \,i}}{{\sqrt 3  + i}}$का कोणांक है

A

$\frac{\pi }{6}$

B

$ - \frac{\pi }{6}$

C

$\frac{\pi }{3}$

D

 इनमें से कोई नहीं

Solution

(a) $amp\,\left( {\frac{{1 + \sqrt 3 \,i}}{{\sqrt 3  + i}}} \right)$$ = amp(1 + \sqrt 3 \,i\,) – amp(\sqrt 3  + i)$

$ = \frac{\pi }{3} – \frac{\pi }{6} = \frac{\pi }{6}$.

Standard 11
Mathematics

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