$\cos 41^{\circ} \cdot \cos 42^{\circ} \cdot \cos 43^{\circ} \cdot \cos 44^{\circ} \cdot \cos 45^{\circ} \cdot \cos 46^{\circ} \cdot \cos 47^{\circ} \cdot \cos 48^{\circ} \cdot \cos 49^{\circ}$ ની કિંમત શોધો.

  • A
    $\frac{1}{\sqrt{2}}$
  • B
    $1$
  • C
    $0$
  • D
    $\frac{\sqrt{3}}{2}$

Explore More

Similar Questions

$\sin 15^\circ + \cos 105^\circ = $

$\cos A + \sin (270^\circ + A) - \sin (270^\circ - A) + \cos (180^\circ + A) = $

ધારો કે $f_k(x) = \frac{1}{k}(\sin^k x + \cos^k x)$ જ્યાં $x \in R$ અને $k \ge 1$ છે. તો $f_4(x) - f_6(x)$ ની કિંમત શોધો.

Difficult
View Solution

જો $\cot 3A = x$ હોય,તો $x$ ની કિંમત શું થાય?

$2\cos^2 \theta - 2\sin^2 \theta = 1$,તો $\theta = \dots \dots ^\circ$

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