Find the number of values of `x` in `(0,2pi)` satisfying the equation `cotx-2sin2x=1`

The number of values of x in [0,2pi] satisfying the equation 3cos2x-10cosx+7=0 is

The number of values of x in [0,2pi] satisfying the equation |cos x – sin x| >= sqrt2 is

Find the number of values of x in [-pi/4, pi/4] satisfying the equation sin^(2) (2 cos^(-1) (tan x))=1

The number of values of x in [0, 2 pi] satisfying the equation |cos x - sin x | ge sqrt(2) , is

The number of values of x in [0,2 pi] satisfying the equation |cos x sin x|>=sqrt(2) is

The number of values of x in [-pi,pi] satisfying the equation 2(cos x+cos2x)+sin2x(1+2cos x)=2sin x is

Find the number of values of x in the internal [ 0, 5 pi] satisfying the equation 3 sin^(2) x - 7 sin x + 2 = 0

Number of values of x lying in [0,2 pi] and satisfying the equation sin x+cos x=1, is