यदि $w$ इकाई का एक सम्मिश्र घनमूल है, तो $w^{10} - w^7 + w^5 - w^2 + 1$ का मान क्या है?

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

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$i^{1/3}$ का मान क्या है?

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यदि $i = \sqrt{-1}$ है,तो $4 + 5\left(-\frac{1}{2} + \frac{i\sqrt{3}}{2}\right)^{334} + 3\left(-\frac{1}{2} + \frac{i\sqrt{3}}{2}\right)^{365}$ का मान ज्ञात कीजिए।

$f(x) = (\cos x + i \sin x) \cdot (\cos 3x + i \sin 3x) \cdots [\cos(2n-1)x + i \sin(2n-1)x]$,$n \in N$. तो $f''(x) = ?$ (जहाँ $i = \sqrt{-1}$)

$(1-i \sqrt{3})^9$ का मान क्या है?

$\frac{(\cos \alpha + i\sin \alpha )^4}{(\sin \beta + i\cos \beta )^5} = $

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