Number of solutions of equation `2"sin" x/2 cos^(2) x-2 "sin" x/2 sin^(2) x=cos^(2) x-sin^(2) x` for `x in [0, 4pi]` is

Number of solutions of equation 2"sin"x/2cos^(2)x-2"sin"x/2sin^(2)x=cos^(2)x-sin^(2)x for x in [0,4pi]

Number of solution of equation 2sin(x)/(2)cos^(2)x-2sin(x)/(2)sin^(2)x=cos^(2)x-sin^(2)x for x in[0,4 pi] is 6(b)1(c)2(d) 3

The number of solutions for the equation sin2x+cos 4x=2 is

The number of solutions of the equation 2(sin^(4)2x+cos^(4)2x)+3sin^(2)xcos^(2)x=0 is

Number of solutions of the equation sin^(4)x-cos^(2)x sin x+2sin^(2)x+sin x=0 in 0<=x<=3 pi

The number of solution is of the equations 2(sin^(4)2x+cos^(4)2x)+3sin^(2)xcos^(2)x=0 is

The number of solutions of the equation 2cos^(2)x+3sin x-3=0,x in(0,2 pi) is