Solve the equation `sin^4x+cos^4x-2sin^2x+(3sin^2 2x)/4=0`

Solve the eqution (sin^4x+cos^4x) + sin2x+a=0

Find the number of solutions of the equation sin^(4)x+cos^(4)x-2sin^(2)x+(3)/(4)sin^(2)2x=0 in the interval [0,2 pi]

Solve the equation sin^(4)x+cos^(4)x=(7)/(2)s in x cos x

Solve the equation 4sin x cos x+2sin x+2cos x+1=0

Solve the equation 4^(sin2x+2cos^(2)x)+4^(1-sin2x+2sin^(2)x)=65

Solve the equation sin x + cos x -2sqrt2 sin x cos x =0

Solve the equation, 4^(sin2x + 2cos^(2)x+ 2sin^(2)x)=64 .

Number of solutions of the equation sin^(2)x+sin^(2)2x-sin^(2)3x-sin^(2)4x=0 lying in the interval (0,(pi)/(2))]

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