Class 11MathematicsTrigonometrical Ratios, Functions and IdentitiesMix Examples-Trigonometrical Ratios, Functions and Identities
Mediumव्यंजक $\frac{1+\sin 2 \alpha}{\cos (2 \alpha-2 \pi) \tan \left(\alpha-\frac{3 \pi}{4}\right)} - \frac{1}{4} \sin 2 \alpha \left[\cot \frac{\alpha}{2}+\cot \left(\frac{3 \pi}{2}+\frac{\alpha}{2}\right)\right]$ का मान ज्ञात कीजिए।
- A$0$
- B$1$
- C$\sin ^2 \frac{\alpha}{2}$
- D$\sin ^2 \alpha$
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Similar Questions
$\cot \frac{\pi}{16} \cdot \cot \frac{2 \pi}{16} \cdot \cot \frac{3 \pi}{16} \cdot \cot \frac{4 \pi}{16} \cdot \cot \frac{5 \pi}{16} \cdot \cot \frac{6 \pi}{16} \cdot \cot \frac{7 \pi}{16} = $
यदि $\sinh x = -\frac{1}{2}$ है,तो $\tanh 2x = $
यदि $\frac{\tan (\alpha+\beta-\gamma)}{\tan (\alpha-\beta+\gamma)}=\frac{\tan \gamma}{\tan \beta}$ और $\beta \neq \gamma$ है,तो $\sin 2 \alpha+\sin 2 \beta+\sin 2 \gamma$ का मान क्या है?
माना $S = \{ \theta \in [0, 4\pi] : \tan^2 \theta \neq 1 \}$ और $S = \{ a \in \mathbb{Z} : 2(\cos^8 \theta - \sin^8 \theta) \sec 2\theta = a^2, \theta \in S \}$ है। तो $n(S)$ है:
DifficultJEE MAIN 2026
View Solutionसमीकरणों $\sin x + \sin y = \sin (x + y)$ और $|x| + |y| = 1$ को संतुष्ट करने वाले $(x, y)$ युग्मों की संख्या है
Difficult
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