यदि $\sin ^{2} \theta+3 \cos \theta=2$ है, तो $\cos ^{3} \theta+\sec ^{3} \theta$ का मान ज्ञात कीजिए।

  • A
    $1$
  • B
    $4$
  • C
    $9$
  • D
    $18$

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यदि $\alpha \in (0, \pi/2)$ है,तो $\sqrt{x^2 + x} + \frac{\tan^2 \alpha}{\sqrt{x^2 + x}} = \dots$

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$\operatorname{cosec} 48^{\circ}+\operatorname{cosec} 96^{\circ}+\operatorname{cosec} 192^{\circ}+\operatorname{cosec} 384^{\circ}=$

यदि $\cosh \beta = \sec \alpha \cos \theta$ और $\sinh \beta = \operatorname{cosec} \alpha \sin \theta$ है,तो $\sinh^2 \beta =$

$\sin 10^\circ + \sin 20^\circ + \sin 30^\circ + \dots + \sin 360^\circ$ का मान क्या है?

एक त्रिभुज $ABC$ में,यदि $3 \sin A + 4 \cos B = 6$ और $4 \sin B + 3 \cos A = 1$ है,तो $\sin (A + B)$ का मान ज्ञात कीजिए।

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