यदि $\omega$ इकाई का एक सम्मिश्र घनमूल है,तो $\sin \left[\left(\omega^{10}+\omega^{23}\right) \pi-\frac{\pi}{4}\right]=$

  • A
    $1 / \sqrt{2}$
  • B
    $1 / 2$
  • C
    $1$
  • D
    $\sqrt{3} / 2$

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यदि $\alpha$ समीकरण $x^6-1=0$ का एक अवास्तविक मूल है,तो $\frac{\alpha^2+\alpha^3+\alpha^4+\alpha^5}{\alpha+1} = $

$(-1+i \sqrt{3})^{60} = ?$

यदि $\omega$ इकाई का एक सम्मिश्र घनमूल है,तो $\left(1+\frac{1}{\omega}\right)\left(1+\frac{1}{\omega^2}\right)+\left(2+\frac{1}{\omega}\right)\left(2+\frac{1}{\omega^2}\right)+\ldots+\left(n+\frac{1}{\omega}\right)\left(n+\frac{1}{\omega^2}\right)=$

$n \in N$ के लिए,यदि $A_n = \cos \left(\frac{\pi}{2^n}\right) + i \sin \left(\frac{\pi}{2^n}\right)$ है,तो $(A_1 A_2 A_3 A_4)^4 =$

$(\sqrt{3}-i)^{\frac{1}{6}}$ का एक मान है

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