$\Delta ABC$ માં,$m \angle C = 90^{\circ}$ અને $\cos B = \frac{1}{2}$ હોય,તો $\operatorname{cosec} A = \ldots$

  • A
    $\frac{1}{2}$
  • B
    $\sqrt{3}$
  • C
    $\frac{2}{\sqrt{3}}$
  • D
    $2$

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Similar Questions

$\frac{1}{\cos ^{2} \theta}-\frac{1}{\cot ^{2} \theta} = \dots$

'True' (સાચું) અથવા 'False' (ખોટું) લખો અને તમારા જવાબનું સમર્થન કરો.
$\frac{\tan 47^{\circ}}{\cot 43^{\circ}}=1$

જો $\cot \theta = \frac{a}{b}$ હોય,તો $\frac{\cos \theta - \sin \theta}{\cos \theta + \sin \theta} = \ldots$

જો $\tan A = \cot B$ હોય,તો $A + B = \ldots$

જો $\sin \theta - \cos \theta = 0$ હોય,તો $(\sin^4 \theta + \cos^4 \theta)$ નું મૂલ્ય શોધો.

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