જો $\sin x = \sin 60^{\circ} \cdot \cos 30^{\circ} - \cos 60^{\circ} \cdot \sin 30^{\circ}$ હોય,તો $x = \ldots$ ($^{\circ}$ માં)

  • A
    $0$
  • B
    $30$
  • C
    $45$
  • D
    $60$

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

$(\sin \theta+\cos \theta)^{2}+(\sin \theta-\cos \theta)^{2} = \dots$

$\tan \theta + \cot \theta = \ldots \ldots \ldots$

જો $\sin \theta + \sin^2 \theta = 1$ હોય,તો $\cos^2 \theta + \cos^4 \theta = \dots$

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$2A$ એ લઘુકોણનું માપ છે અને $\sec 2A = \operatorname{cosec}(A - 42^\circ)$ હોય,તો $A$ ની કિંમત $\ldots \ldots \ldots \ldots$ છે. ($^\circ$ માં)

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