If for an acute angle

MATHEMATICS · Single correct · CBSE · Mathematics · Introduction to Trigonometry · Introduction to Trigonometry

Problem

If sin⁡θ=35\sin\theta = \dfrac{3}{5} for an acute angle θ\theta, calculate the value of 4cos⁡θ−3sin⁡θ4\cos\theta - 3\sin\theta. (a) −75-\dfrac{7}{5} (b) 725\dfrac{7}{25} (c) 75\dfrac{7}{5} (d) 35\dfrac{3}{5}

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