मान ज्ञात कीजिए:
$\sin 25^{\circ} \cos 65^{\circ} + \cos 25^{\circ} \sin 65^{\circ}$

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

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Similar Questions

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

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

$\tan (65^\circ - \theta) - \cot (25^\circ + \theta) - \sec (55^\circ - \theta) + \operatorname{cosec}(35^\circ + \theta) = \ldots \ldots \ldots \ldots$ (जहाँ,$0 < \theta < 25^\circ$)

यदि $\sin 3A = \cos(A - 26^{\circ})$ है,जहाँ $3A$ एक न्यून कोण है,तो $A$ का मान ज्ञात कीजिए।

$\sin (90^\circ - \theta) = \ldots \ldots \ldots$

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