જો $\cos \theta = \frac{-3}{5}$ અને $\pi < \theta < \frac{3 \pi}{2}$ હોય,તો $\tan \left(\frac{\theta}{2}\right) = $

  • A
    $2$
  • B
    $-2$
  • C
    $1$
  • D
    $-1$

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જો $\tan A = \frac{1}{2}$ હોય,તો $\tan 3A = $

જો $\tan \theta + \tan \left(\theta + \frac{\pi}{3}\right) + \tan \left(\theta + \frac{2\pi}{3}\right) = 3$ હોય,તો નીચેનામાંથી કયું $1$ ની બરાબર છે?

જો $\tan x = -\frac{4}{3}$ અને $x$ એ બીજા ચરણમાં હોય,તો $\sin \frac{x}{2}, \cos \frac{x}{2}$ અને $\tan \frac{x}{2}$ શોધો.

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