Number of solutions of the equation `cos5x=-cos x in x in[0,pi]` is

The number of solution of the equation |cos x|=cos x-2 sin x "in"[0,6 pi] is

The number of solutions of the equation "sin" x = "cos" 3x "in" [0, pi] is

The number of solutions of the equation |x|-cos x=0 , is

The number of solutions of the equation "sin x = |"cos" 3x| "in" [0, pi] , is

Find the number of solutions of the equation sin5x cos3x=sin6x cos2x,x in[0,pi]

The number of solutions of the equation cos x+|x|=0 is

Number of solutions of the equation cos ec^(-1)(cos ecx)=sin x. in [-2 pi,2 pi] is 'a' and number of solutions of cos ec^(-1)(cos ecx)=sqrt(sin x) in this interval is 'b' then sqrt(a+b) is

The number of solutions of equation 2cos x+|sin x|=0 on x in[-pi,3 pi] will be