જો $\left(\frac{\sqrt{3}+i}{\sqrt{3}-i}\right)^4+\left(\frac{\sqrt{3}-i}{\sqrt{3}+i}\right)^4=r \operatorname{cis} \theta$ હોય,તો $\sqrt{r \operatorname{cis} \theta}$ ની એક કિંમત કઈ છે?

  • A
    $\operatorname{cis}\left(\frac{3 \pi}{4}\right)$
  • B
    $\operatorname{cis}\left(\frac{3 \pi}{2}\right)$
  • C
    $\operatorname{cis}\left(\frac{\pi}{3}\right)$
  • D
    $\operatorname{cis} \pi$

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Similar Questions

જો $\omega$ એ એકમનું સંકર ઘનમૂળ હોય અને $a, b, c$ ભિન્ન વાસ્તવિક સંખ્યાઓ હોય,તો $\frac{a+b \omega+c \omega^2}{c+a \omega+b \omega^2}+\frac{a+b \omega+c \omega^2}{b+c \omega+a \omega^2} = $

જો $\omega$ એ એકમનું સંકર ઘનમૂળ દર્શાવતું હોય,તો $\left(1+\frac{1}{\omega}\right)\left(1+\frac{1}{\omega^2}\right)+\left(2+\frac{1}{\omega}\right)\left(2+\frac{1}{\omega^2}\right)+\ldots+\left(n+\frac{1}{\omega}\right)\left(n+\frac{1}{\omega^2}\right)=$

જો $\alpha, \beta$ એ સમીકરણ $x^2-2x+4=0$ ના બીજ હોય,તો કોઈપણ $n \in N$ માટે $\alpha^n+\beta^n = \ldots \cos \left(\frac{n\pi}{3}\right)$.

$i^{1/3}$ ની કિંમત શું છે?

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જો $\omega$ એ એકમનું સંકર ઘનમૂળ હોય,તો $\sin \left[\left(\omega^{10}+\omega^{23}\right) \pi-\frac{\pi}{4}\right]=$

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