Class 11Mathematics1 Complex Numbers and Quadratic Equations: Complex NumbersDe Moivre's theorem and Roots of unity
Easy$(1-i)^{\frac{2}{5}}$ के सभी मानों का गुणनफल क्या है?
- A$-2i$
- B$2i$
- C$-2$
- D$2$
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Similar Questions
यदि $\sqrt{x}+\frac{1}{\sqrt{x}}=2 \cos \theta$ है,तो $x^6+x^{-6}=$
$(\sqrt{3}-i)^{\frac{1}{6}}$ का एक मान है
$(1+\sqrt{3}i)^6-(\sqrt{3}+i)^6=$
यदि ${x_r} = \cos \left( \frac{\pi }{2^r} \right) + i\sin \left( \frac{\pi }{2^r} \right)$ है,तो ${x_1} \cdot {x_2} \cdot {x_3} \cdots \infty$ का मान क्या होगा?
Difficult
View Solutionमान लीजिए $1, \omega$ और $\omega^2$ इकाई के घनमूल हैं। $(1-\omega+\omega^{-1})^5-2(1+\omega-\omega^{-1})^4$ का मान क्या है?
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