C-09-Q048mediumsingle_mcqtanθ⋅cotθ=?\tan\theta \cdot \cot\theta = ?tanθ⋅cotθ=?a000b111csinθ\sin\thetasinθdsecθ\sec\thetasecθব্যাখ্যাAs cotθ=1tanθ\cot\theta = \dfrac{1}{\tan\theta}cotθ=tanθ1, multiplying gives tanθ⋅1tanθ=1\tan\theta \cdot \frac{1}{\tan\theta} = 1tanθ. They are reciprocal ratios, so the product is always .