જો $2 \alpha = -1 - i \sqrt{3}$ અને $2 \beta = -1 + i \sqrt{3}$ હોય,તો $5 \alpha^4 + 5 \beta^4 + 7 \alpha^{-1} \beta^{-1}$ ની કિંમત શોધો.

  • A
    -$1$
  • B
    -$2$
  • C
    $0$
  • D
    $2$

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Similar Questions

જો $\omega$ એ એકમનું સંકર ઘનમૂળ હોય,તો $\omega^{\left(\frac{1}{3}+\frac{2}{9}+\frac{4}{27}+\ldots \infty\right)}+\omega^{\left(\frac{1}{2}+\frac{3}{8}+\frac{9}{32}+\ldots \infty\right)}$ ની કિંમત શોધો.

$\frac{(\sin \frac{\pi}{8} + i \cos \frac{\pi}{8})^8}{(\sin \frac{\pi}{8} - i \cos \frac{\pi}{8})^8}$ ની કિંમત શોધો.

જો $\alpha$ અને $\beta$ એ $x^{2}+x+1=0$ ના બીજ હોય,તો $\alpha^{16}+\beta^{16}$ ની કિંમત શોધો.

જો $\omega$ એ સમીકરણ $z^3 = 1$ નું સંકર બીજ હોય,તો $\omega + \omega^{\left( \frac{1}{2} + \frac{3}{8} + \frac{9}{32} + \frac{27}{128} + \dots \right)}$ ની કિંમત શોધો.

${\left( {\frac{{1 + \sin \theta + i\cos \theta }}{{1 + \sin \theta - i\cos \theta }}} \right)^n} = $

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