જો $\tan \left( \frac{\pi}{4} + \theta \right) + \tan \left( \frac{\pi}{4} - \theta \right) = \lambda \sec 2\theta$ હોય,તો $\lambda$ =

  • A
    $3$
  • B
    $4$
  • C
    $1$
  • D
    $2$

Explore More

Similar Questions

જો $\cos \theta = \frac{x^{2}-y^{2}}{x^{2}+y^{2}}$ હોય,તો $\cot \theta$ ની કિંમત શોધો (જ્યાં $0^{\circ} \leq \theta \leq 90^{\circ}$)

Difficult
View Solution

$\cos^2 \alpha + \cos^2(\alpha + 120^\circ) + \cos^2(\alpha - 120^\circ)$ ની કિંમત શું થાય?

$\theta$ ના કોઈપણ વાસ્તવિક મૂલ્યો માટે,$\sqrt{\frac{\sec \theta-1}{\sec \theta+1}} = ?$

જો $A = 130^\circ$ અને $x = \sin A + \cos A$ હોય,તો

જો $\cos A = \cos B \cos C$ અને $A + B + C = \pi$ હોય,તો $\cot B \cot C$ ની કિંમત શોધો.

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