જો $A + B + C = \pi$ હોય,તો $\frac{{\cos A}}{{\sin B\sin C}} + \frac{{\cos B}}{{\sin C\sin A}} + \frac{{\cos C}}{{\sin A\sin B}} = $

  • A
    $0$
  • B
    $1$
  • C
    $2$
  • D
    $3$

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Similar Questions

$2 \operatorname{cosec}^{2} 30^{\circ} + x \sin^{2} 60^{\circ} - \frac{3}{4} \tan^{2} 30^{\circ} = 10$ સમીકરણનું સમાધાન કરતું $x$ નું મૂલ્ય શોધો.

જો $\tan A + \sin A = m$ અને $\tan A - \sin A = n$ હોય,તો $\frac{(m^2 - n^2)^2}{mn} = $

$\cos 41^{\circ} \cdot \cos 42^{\circ} \cdot \cos 43^{\circ} \cdot \cos 44^{\circ} \cdot \cos 45^{\circ} \cdot \cos 46^{\circ} \cdot \cos 47^{\circ} \cdot \cos 48^{\circ} \cdot \cos 49^{\circ}$ ની કિંમત શોધો.

જો $\tan x = (\sin 45^{\circ})(\cos 45^{\circ}) + \sin 30^{\circ}$ હોય,તો $x$ ની કિંમત ($^{\circ}$ માં) શોધો.

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