Find the differential equation representing the family of curves` y=-Acos 3x + B sin 3x`.

Find the differential equation representing the family of curvesy =-A cos3x+B sin3x

The differential equation representing the family of curve y=mx is

Find the differential equation which representing the family of curve y=A cos 2x + B sin 2x , where A and B are constants.

Form the differential equation representing the family of curves y = a cos (x + b) .

From the differential equation representing the family of curves y = A cos (x + b) , where A and B are parameters .

Form the differential equation representing the family of curves y = a sin x + b cos x , where a, b are the arbitrary constants.

Form the differential equation representing the family of curves y = a sin x + b cos x , where a, b are the arbitrary constants.

Find the differential equation representing the family of curves y=asin (x+b), where a,b are arbitrary constants.

Form the differential equation representing the family of curves y= A sin x , by eliminating the arbitrary constant A.