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Multiply $6$ times $\pi $
Learn how to solve simplify trigonometric expressions problems step by step online.
$\left(\frac{6\pi }{8}-\cos\left(6\cdot \left(\frac{7\pi }{8}\right)\right)\right)\sin\left(\right)$
Learn how to solve simplify trigonometric expressions problems step by step online. Expand and simplify the trigonometric expression sin()((6*pi)/8-cos(6(7*pi)/8)). Multiply 6 times \pi . Multiply 7 times \pi . Divide 6\pi by 8. Divide 21.991149 by 8.