Choose the correct sign of the product .

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

Problem

Choose the correct sign of the product sin⁡(−405∘) cos⁡ ⁣(17π6)\sin(-405^{\circ})\,\cos\!\left(\dfrac{17\pi}{6}\right). (a) Negative (b) Positive (c) Zero (d) Cannot be determined without exact values

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