समीकरणों $\sin x + \sin y = \sin(x + y)$ और $|x| + |y| = 1$ को संतुष्ट करने वाले क्रमित युग्मों $(x, y)$ की संख्या है

  • A
    $2$
  • B
    $3$
  • C
    $4$
  • D
    $6$

Explore More

Similar Questions

$\tan ^2 \frac{\pi}{16}+\tan ^2 \frac{2 \pi}{16}+\tan ^2 \frac{3 \pi}{16}+\tan ^2 \frac{4 \pi}{16}+\tan ^2 \frac{5 \pi}{16}+\tan ^2 \frac{6 \pi}{16}+\tan ^2 \frac{7 \pi}{16} = ?$

यदि $\cosh 2x = 199$ है,तो $\coth x$ का मान ज्ञात कीजिए।

यदि $A = \frac{\sin 3^\circ}{\cos 9^\circ} + \frac{\sin 9^\circ}{\cos 27^\circ} + \frac{\sin 27^\circ}{\cos 81^\circ}$ और $B = \tan 81^\circ - \tan 3^\circ$ है, तो $\frac{B}{A}$ का मान . . . . . . है।

समीकरण $\frac{\sin^3 \theta - \cos^3 \theta}{\sin \theta - \cos \theta} - \frac{\cos \theta}{\sqrt{1 + \cot^2 \theta}} - 2 \tan \theta \cot \theta = -1$ सत्य है यदि:

यदि $3 \sin (\alpha-\beta)=5 \cos (\alpha+\beta)$ और $\alpha+\beta \neq \frac{\pi}{2}$ है,तो $\frac{\tan \left(\frac{\pi}{4}-\alpha\right)}{\tan \left(\frac{\pi}{4}-\beta\right)}=$

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo