For , the solutions of x 6 - x 6 =- 3 2…

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

Problem

For 0≤x≤2π0\le x\le 2\pi, the solutions of cos⁡xcos⁡π6−sin⁡xsin⁡π6=−32\cos x\cos\frac{\pi}{6}-\sin x\sin\frac{\pi}{6}=-\frac{\sqrt3}{2} are (a) x=π3,  5π3x=\dfrac{\pi}{3},\;\dfrac{5\pi}{3} (b) x=5π6,  7π6x=\dfrac{5\pi}{6},\;\dfrac{7\pi}{6} (c) x=2π3,  πx=\dfrac{2\pi}{3},\;\pi (d) x=π,  4π3x=\pi,\;\dfrac{4\pi}{3}

Related theory

Browse the problem library