$arg(5 - \sqrt{3}i) = $

  • A
    $\tan^{-1}\left(\frac{5}{\sqrt{3}}\right)$
  • B
    $\tan^{-1}\left(-\frac{5}{\sqrt{3}}\right)$
  • C
    $\tan^{-1}\left(\frac{\sqrt{3}}{5}\right)$
  • D
    $\tan^{-1}\left(-\frac{\sqrt{3}}{5}\right)$

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જો $-\pi < \arg (z) < -\frac{\pi}{2}$ હોય, તો $\arg (\bar{z}) - \arg (-\bar{z})$ ની કિંમત શોધો.

$\operatorname{Arg}\left(\sin \frac{6 \pi}{5}+i\left(1+\cos \frac{6 \pi}{5}\right)\right)=$

$\frac{1 + \sqrt{3}i}{\sqrt{3} - i}$ નો કંપનવિસ્તાર (amplitude) શોધો.

જો $z_1 = 5 - 2i$ અને $z_2 = 3 + i$ હોય,જ્યાં $i = \sqrt{-1}$,તો $\arg \left(\frac{z_1 + z_2}{z_1 - z_2}\right)$ શોધો.

ધારો કે $z_1$ અને $z_2$ બે શૂન્યતર સંકર સંખ્યાઓ છે. તો

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