1. ifr denotes the region bounded by the xx-axis and the lines y =x and x =1, then re cos(2x) dxdy is premum (c) cos2 x sin 2 (a) cos2 2 b)2 (d) sin 2

1. IfR denotes the region bounded by the xX-axis and the lines y =x and x =1, then re Cos(2X) dxdy is premum (C) cos2 x sin 2 (a) COS2 2 b)2 (d) sin 2