यदि $(\sin \alpha + \operatorname{cosec} \alpha)^{2} + (\cos \alpha + \sec \alpha)^{2} = K + \tan^{2} \alpha + \cot^{2} \alpha$ है,तो $K$ का मान ज्ञात कीजिए।

  • A
    $1$
  • B
    $7$
  • C
    $3$
  • D
    $5$

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$\sin^6 \theta + \cos^6 \theta + 3 \sin^2 \theta \cos^2 \theta = $

यदि $\sqrt x + \frac{1}{{\sqrt x }} = 2\cos \theta$ है,तो ${x^6} + {x^{ - 6}} = $

$\tan 7 \frac{1}{2}^{\circ}$ का मान किसके बराबर है?

यदि $\cos (\alpha + \beta ) = \frac{4}{5}, \sin (\alpha - \beta ) = \frac{5}{13}$ और $\alpha, \beta$ का मान $0$ और $\frac{\pi}{4}$ के बीच है,तो $\tan 2\alpha = $

यदि $A + B = 225^\circ$ है,तो $\frac{{\cot A}}{{1 + \cot A}} \cdot \frac{{\cot B}}{{1 + \cot B}} = $

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