$\tan ^{2} \theta - \sec ^{2} \theta = \ldots \ldots \ldots$

  • A
    $-1$
  • B
    $1$
  • C
    $\cot ^{2} \theta$
  • D
    $\sin ^{2} \theta$

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$\Delta ABC$ માં, $AC = 5$, $BC = 13$, $m \angle A = 90^\circ$ હોય, તો $\tan B = \ldots$

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સાબિત કરો કે $\sqrt{\sec ^{2} \theta+\operatorname{cosec}^{2} \theta}=\tan \theta+\cot \theta$

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જો $\sqrt{3} \tan \theta = 1$ હોય,તો $\sin^{2} \theta - \cos^{2} \theta$ ની કિંમત શોધો.

$\operatorname{cosec} 40^{\circ} = \ldots \ldots \ldots \ldots$

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