Find the principal value of in each case:

MATHEMATICS · Subjective · CBSE · Mathematics · Inverse Trigonometric Functions · Inverse Trigonometric Functions

Problem

Find the principal value of θ\theta in each case: (a) sin⁡θ=−32\sin\theta=-\dfrac{\sqrt3}{2} (b) cos⁡θ=14\cos\theta=\dfrac14 (c) sin⁡θ=0.98\sin\theta=0.98 (answer correct to two decimal places)

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