Related Post: 2x 3 * 0 4 8 2x 3 X 2 8x 4 0 3 2x 4 X 0 8 2x 3 8 )( 4 2 3x )= 0 4 Cos^2x - 8sinx 3=0 4(2x-3)=3+8x-11 2x+4=-8