Let for an acute angle

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

Problem

Let sin⁡θ=0.8\sin \theta = 0.8 for an acute angle θ\theta. The value of E=3sin⁡θ−2cos⁡θE = 3\sin \theta - 2\cos \theta lies in which of the following ranges? (a) Greater than 2\text{Greater than }2 (b) Between 1 and 2\text{Between }1\text{ and }2 (c) Between 0 and 1\text{Between }0\text{ and }1 (d) Less than 0\text{Less than }0

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