• question_answer The number of solution of the equation  is greater than or equal to${{2}^{\cos \,x}}=\,|\,\sin \,x|$ in $[-2\pi ,\,\,2\pi ]$ is greater than or equal to A)  1                                 B)  4                C)  8                                 D)  3

${{2}^{\cos \,x}}=\,|\,\sin \,x|$ From graph, 8 solution exist in $[-2\pi ,\,\,2\pi ]$.