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

Solve the equation sin x+cos x=1

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

Number of solution of the equation sin 2x + cos 2x + sin x + cos x + 1 = 0 In the interval, (0, pi//2) is

4sin x cos x+2sin x+2cos x+1=0

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

Solve the equation sin^2x-cos^2x=(1)/(2)

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

Solve the equation 2 (cos x+cos 2x)+sin 2x (1+2 cos x)=2 sin x for x in [-pi, pi] .

Solve the equation ( cos x - sin x )(2 tan x +(1)/( cos x ))+2 =0

Solve the equation sin^(2)x + cos^(2)3x=1