यदि $\cos^6 \alpha + \sin^6 \alpha + K \sin^2 2\alpha = 1$ है,तो $K =$

  • A
    $\frac{4}{3}$
  • B
    $\frac{3}{4}$
  • C
    $\frac{1}{2}$
  • D
    $2$

Explore More

Similar Questions

यदि $\cot 20^{\circ} = p$ है,तो $\frac{\tan 160^{\circ} - \tan 110^{\circ}}{1 + \tan 160^{\circ} \tan 110^{\circ}} =$

$\cos \alpha \sin (\beta - \gamma ) + \cos \beta \sin (\gamma - \alpha ) + \cos \gamma \sin (\alpha - \beta ) = $

$\frac{{\sin 3A - \cos \left( {\frac{\pi }{2} - A} \right)}}{{\cos A + \cos (\pi + 3A)}} = $

$x = 1 - x + x^2 - x^3 + x^4 - x^5 + \dots \infty$ संबंध को संतुष्ट करने वाला $x$ का मान ज्ञात कीजिए।

यदि $\tan A = - \frac{1}{2}$ और $\tan B = - \frac{1}{3}$ है,तो $A + B = $

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