જો $\sin \theta = -\frac{3}{4}$ હોય,તો $\sin 2 \theta = $

  • A
    $\frac{3 \sqrt{7}}{8}$
  • B
    $-\frac{3 \sqrt{7}}{8}$
  • C
    $\frac{2 \sqrt{3}}{7}$
  • D
    $-\frac{2 \sqrt{3}}{7}$

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$\tan \alpha + 2 \tan 2 \alpha + 4 \tan 4 \alpha + 8 \cot 8 \alpha = $

જો $\tan \alpha = \frac{1}{7}$ અને $\sin \beta = \frac{1}{\sqrt{10}}$ જ્યાં $0 < \alpha, \beta < \frac{\pi}{2}$ હોય,તો $2\beta$ ની કિંમત શોધો.

જો $\cosh(x) = \frac{5}{4}$ હોય,તો $\cosh(3x)$ ની કિંમત કેટલી થાય?

જો $\alpha = \sin 36^{\circ}$ હોય,તો $\alpha$ નીચેનામાંથી કયા સમીકરણનું બીજ છે?

$\cos ^4 x$ નું મૂલ્ય શું છે?

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