$\frac{\cos ^{2} 40^{\circ}+\cos ^{2} 50^{\circ}}{\sin ^{2} 40^{\circ}+\sin ^{2} 50^{\circ}}=\ldots \ldots \ldots \ldots$

  • A
    $2$
  • B
    $4$
  • C
    $1$
  • D
    $0$

Explore More

Similar Questions

यदि $\tan \theta = 1$ है,तो $\sin \theta \cdot \cos \theta = \dots$

यदि $\sec \theta = \frac{5}{3}$ है,तो $\tan \theta = \ldots$

यदि $\sec \theta = 1$ है,तो $\theta = \ldots \ldots \ldots$ ($^{\circ}$ में)

यदि $\tan ^{2} \theta = \sin ^{2} \theta + \cos ^{2} \theta$ है,तो $\theta = \ldots$ ($^{\circ}$ में)

$\Delta ABC$ में,$m \angle C = 90^{\circ}$ और $\cos B = \frac{1}{2}$ है,तो $\operatorname{cosec} A = \ldots$

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