$\cos^2 10^\circ - \cos 10^\circ \cos 50^\circ + \cos^2 50^\circ$ ની કિંમત કોના બરાબર છે:

  • A
    $\frac{1}{4}$
  • B
    $\frac{1}{2}$
  • C
    $\frac{3}{4}$
  • D
    $1$

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જો $\sinh x = -\frac{4}{3}$ હોય,તો $\sinh 2x + \cosh 2x = $

$\tan \frac{\pi}{5}+2 \tan \frac{2 \pi}{5}+4 \cot \frac{4 \pi}{5}$ ની કિંમત શોધો.

જો $\sin \theta + \cos \theta = p$ અને $\sin^3 \theta + \cos^3 \theta = q$ હોય,તો $p(p^2 - 3)$ ની કિંમત શોધો.

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