Solve `(x-1)|x+1|cosx>0,forx in [-pi,pi]`

If f(x)=sqrt(1-sin2x) , then f^(prime)(x) is equal to (a) -(cosx+sinx),forx in (pi/4,pi/2) (b) cosx+sinx ,forx in (0,pi/4) (c) -(cosx+sinx),forx in (0,pi/4) (d) cosx-sinx ,forx in (pi/4,pi/2)

Solve cos 2x=|sin x|, x in (-pi/2, pi) .

Solve cos 2x=|sin x|, x in (-pi/2, pi) .

Solve |sinx+cosx|=|sinx|+|cosx|,x in [0,2pi]dot

Discuss the extremum of f(x)=sinx(1+cosx),x in (0,pi/2)

Solve |sinx +cos x |=|sinx|+|cosx|, x in [0,2pi] .

tan^(-1)[(cosx)/(1+sinx)] is equal to pi/4-x/2,forx in (-pi/2,(3pi)/2) pi/4-x/2,forx in (-pi/2,pi/2) pi/4-x/2,forx in (-pi/2,pi/2) pi/4-x/2,forx in (-(3pi)/2,pi/2)

Solve sin x tan x -sin x+ tan x-1=0 for x in [0, 2pi] .

Solve cos^(-1) (cos x) gt sin^(-1) (sin x), x in [0, 2pi]

if f(x)= sinx + cosx for 0 < x < pi/2