$\sec 55^{\circ} \cdot \sin 35^{\circ} + \cos 35^{\circ} \cdot \operatorname{cosec} 55^{\circ} = \ldots \ldots \ldots \ldots$

  • A
    $1$
  • B
    $1 \frac{1}{2}$
  • C
    $1 \frac{1}{4}$
  • D
    $2$

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Similar Questions

$(\sin \theta+\cos \theta)^{2}+(\sin \theta-\cos \theta)^{2} = \dots$

$\tan ^{2} \theta - \sec ^{2} \theta = \ldots \ldots \ldots$

यदि $\sec 4A = \operatorname{cosec}(A - 20^{\circ})$ है,जहाँ $4A$ एक न्यून कोण है,तो $A$ का मान ज्ञात कीजिए ($\circ$ में)।

व्यंजक $\left[\operatorname{cosec}(75^{\circ}+\theta)-\sec(15^{\circ}-\theta)-\tan(55^{\circ}+\theta)+\cot(35^{\circ}-\theta)\right]$ का मान है

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

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