$\sin^2 5^\circ + \sin^2 10^\circ + \sin^2 15^\circ + \dots + \sin^2 85^\circ + \sin^2 90^\circ$ ની કિંમત શોધો.

  • A
    $7$
  • B
    $8$
  • C
    $9$
  • D
    $9\frac{1}{2}$

Explore More

Similar Questions

જો $\sin \theta + \cos \theta = \frac{1}{2}$ હોય,તો $16(\sin(2\theta) + \cos(4\theta) + \sin(6\theta))$ ની કિંમત શોધો:

$\tan 6^{\circ} \tan 42^{\circ} \tan 66^{\circ} \tan 78^{\circ} = $

$\left( 1 + \cos \frac{\pi }{9} \right) \left( 1 + \cos \frac{3\pi }{9} \right) \left( 1 + \cos \frac{5\pi }{9} \right) \left( 1 + \cos \frac{7\pi }{9} \right)$ નું મૂલ્ય શોધો.

Difficult
View Solution

$\sin ^2 76^{\circ}+\sin ^2 16^{\circ}-\sin 76^{\circ} \sin 16^{\circ} = $

$\cos 6^{\circ} \sin 24^{\circ} \cos 72^{\circ} = $

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