The equation `2^(1+cos2x). sin^2 x +2 sin^2 2x + 2 cos2x = 2` is satisfied for -

The equation sin x+sin2x+2sin x sin2x=2cos x+cos2x is satisfied by values of x for which

The equation sinx+sin2x+2sinxsin2x=2cosx+cos2x is satisfied by values of x for which

3^(sin2x + 2cos^(2)x) + 3^(1 - sin2x + 2sin^(2)x) = 28 is satisfied by :

The equation 2 sin^(2) (pi/2 cos^(2) x)=1-cos (pi sin 2x) is safisfied by

The equation 2 sin^(2) (pi/2 cos^(2) x)=1-cos (pi sin 2x) is safisfied by

The equation 3^("sin"2x + 2"cos"^(2)x) + 3^(1-"sin"2x +2"sin"^(2)x) = 28 is satisfied for the values of x given by

The equation 3^("sin"2x + 2"cos"^(2)x) + 3^(1-"sin"2x +2"sin"^(2)x) = 28 is satisfied for the values of x given by

2tanx = sin4x - 2sin2x cos2x tan^(2)x

The value of x satisfying the equation abs{:(cos 2x, sin 2x, sin 2x),(sin 2x, cos 2x, sin 2x),(sin 2x , sin 2x, cos2x):}=0 and x in [0, (pi)/(4) ] is a) (pi)/(4) b) (pi)/(2) c) (pi)/(16) d) (pi)/(8)

The number of solutions of the equation 1+cos x+cos2x+sin x+sin2x+sin3x=0 which satisfy the condition (pi)/(2)<|3x-(pi)/(2)|<=pi is