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

  • A
    $1$
  • B
    $-1$
  • C
    $0$
  • D
    $1/2$

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यदि $\sin 17^{\circ} = \frac{x}{y}$ है,तो $(\sec 17^{\circ} - \sin 73^{\circ})$ का मान ज्ञात कीजिए।

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$\cos^2 \left( \frac{\pi}{3} - x \right) - \cos^2 \left( \frac{\pi}{3} + x \right)$ का अधिकतम मान क्या है?

मान लीजिए $A = \{ \theta : 2\cos^2 \theta + \sin \theta \le 2 \}$ और $B = \{ \theta : \frac{\pi}{2} \le \theta \le \frac{3\pi}{2} \}$,तो $A \cap B$ है

यदि $A = \cos^2 \theta + \sin^4 \theta$ है,तो $\theta$ के सभी मानों के लिए:

$\frac{{\sin \theta }}{{1 - \cot \theta }} + \frac{{\cos \theta }}{{1 - \tan \theta }} = $

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