$\sin^{2} 15^{\circ} + \sin^{2} 75^{\circ} = \dots$

  • A
    $1$
  • B
    $0$
  • C
    $2$
  • D
    $6$

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Similar Questions

यदि $A+B+C=180^{\circ}$ है,तो $\tan \left(\frac{A+B}{2}\right)=$ ...........

$\frac{1}{\tan ^{2} \theta}+1 = \dots$

यदि $\sin A + \sin^2 A = 1$ है,तो व्यंजक $(\cos^2 A + \cos^4 A)$ का मान क्या है?

Difficult
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$(1-\cos \theta)(1+\cos \theta) = \dots$

सिद्ध कीजिए कि,
$\frac{\tan A}{1+\sec A} + \frac{\tan A}{\sec A-1} = 2 \operatorname{cosec} A$

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