જો $7 \sin a = 24 \cos a$ હોય,તો $14 \tan a - 75 \cos a - 7 \sec a$ ની કિંમત શોધો:

  • A
    $1$
  • B
    $2$
  • C
    $3$
  • D
    $4$

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જો $m \tan (\theta - 30^\circ) = n \tan (\theta + 120^\circ)$ હોય,તો $\frac{m + n}{m - n} = $

જો $x = y \cos \frac{2\pi}{3} = z \cos \frac{4\pi}{3}$ હોય,તો $xy + yz + zx = $

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

જો $\sin 21^{\circ} = \frac{x}{y}$ હોય,તો $\sec 21^{\circ} - \sin 69^{\circ}$ ની કિંમત શોધો.

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પદાવલિ $E = \sin \theta + \cos \theta + \sin 2\theta$ ની મહત્તમ કિંમત છે-

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