C-09-Q046mediumsingle_mcqsinθ⋅cosecθ=?\sin\theta \cdot \operatorname{cosec}\theta = ?sinθ⋅cosecθ=?a000b111c−1-1−1dtanθ\tan\thetatanθব্যাখ্যাBecause cosecθ=1sinθ\operatorname{cosec}\theta = \dfrac{1}{\sin\theta}cosecθ=sinθ1 is the reciprocal of sinθ\sin\thetasinθ, their product is sinθ⋅1sinθ=1\sin\theta \cdot \frac{1}{\sin\theta} = 1sinθ⋅sinθ1=1.