$\cos \frac{\pi}{10} \cos \frac{2\pi}{10} \cos \frac{4\pi}{10} \cos \frac{8\pi}{10} \cos \frac{16\pi}{10}$ का मान है

  • A
    $\frac{1}{32}$
  • B
    $\frac{1}{16}$
  • C
    $\frac{\cos(\pi/10)}{16}$
  • D
    $-\frac{1}{16}$

Explore More

Similar Questions

यदि $\sin x+\sin ^2 x=1$,जहाँ $x \in\left(0, \frac{\pi}{2}\right)$,तो $(\cos ^{12} x+\tan ^{12} x)+3(\cos ^{10} x+\tan ^{10} x+\cos ^8 x+\tan ^8 x)+(\cos ^6 x+\tan ^6 x)$ का मान ज्ञात कीजिए।

$\tan \frac{\pi}{5} + 2 \tan \frac{2 \pi}{5} + 4 \cot \frac{4 \pi}{5} = $

यदि $A + B = 225^\circ$ है,तो $\frac{\cot A}{1 + \cot A} \cdot \frac{\cot B}{1 + \cot B} = $

$2 \sin(12^{\circ}) - \sin(72^{\circ})$ का मान क्या है?

यदि $a \cos \theta + b \sin \theta = m$ और $a \sin \theta - b \cos \theta = n$ है,तो ${a^2} + {b^2} = $

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