If and lies in the fourth quadrant

MATHEMATICS · Single correct · CBSE · Mathematics · Trigonometric Functions · Trigonometric Functions

Problem

If cos⁡θ=45\cos\theta=\dfrac{4}{5} and θ\theta lies in the fourth quadrant, find tan⁡θ\tan\theta. (a) 34\dfrac{3}{4} (b) −34-\dfrac{3}{4} (c) −43-\dfrac{4}{3} (d) −14-\dfrac{1}{4}

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