Find the number of solutions of `sin^2x-sinx-1=0in[-2pi,2pi]`

If log_(0.5) sin x=1-log_(0.5) cos x, then the number of solutions of x in[-2pi,2pi] is

The number of solutions of equations |tan2x|=sin x" in"[0,pi]

The number of solutions of tanx-m x=0,m >1, in (-pi/2,pi/2) is (A) 1 (B) 2 (C) 3 (D) m

Find the number of solutions to log_(e) |sin x| = -x^(2) + 2x in [-(pi)/(2), (3pi)/(2)] .

If 0lt=xlt=2pi, then the number of solutions of 3(sinx+cosx)-2(sin^3x+cos^3x)=8 is

Find the number of solution of the equation x^(3)+2x+cosx+tanx=0 in (-(pi)/(2),(pi)/(2))

Find the number of solution of the equation cot^(2) (sin x+3)=1 in [0, 3pi] .

Find the number of solution to the equation x^(2)tanx=1,x in [0,2pi].

The number of solution of sin^(4)x-cos^(2) x sin x+2 sin^(2)x+sin x=0 in 0 le x le 3 pi is

Find the number of solution of the equation 1+e^(cot^2 x )=sqrt(2|sinx|-1)+(1-cos2x)/(1+sin^4x) for x in (0,5pi)dot