The differential equation of family of curves whose tangent form an angle of `pi/4` with the hyperbola `xy=C^2` is

Which of the following is not the differential equation of family of curves whose tangent from an angle of pi/4 with the hyperbola xy=c^(2) ?

The differential equation of family of curves whose tangents form an angle of pi/4 with the hyperbola xy=k is (A) dy/dx=(x^2+ky)/(x^2-ky) (B) dy/dx=(x+k)/(x-k) (C) dy/dx=-k/x^2 (D) dy/dx=(x^2-k)/(x^2+k)

Which of the following is not the differential equation of family of curves whose tangent form an angle of (pi)/(4) with the hyperbola xy=c^(2)?(a)(dy)/(dx)=(x-y)/(x+y)(b)(dy)/(dx)=(x)/(x-y)(c)(dy)/(dx)=(x+y)/(x-y) (d)N.O.T.

The family of curves whose tangent form an angle (pi)/(4) with the hyperbola xy=1,is

The differential equation of the family of curves whose tangent at any point makes an angle of (pi)/(4) with the ellipse (x^(2))/(4)+y^(2)=1 is

The differential equation of family of curves of y^(2)=4a(x+a) is

The differential equation of the family of curves y^(2)=4a(x+a)

The differential equation of the family of curves y = P(x+Q)^(2) is

The differential equation for the family of curves y=c sin x can be given by

The differential equation of the family of curves y^(2)=4xa(x+1) , is