X^2 y^2 2gx 2fy c=0 differential equation 221206-X^2+y^2+2gx+2fy+c=0 differential equation josspixtmzz

Obtain the differential equation of the family of circles x^2 y^2 2gx 2fy c = 0 ;

[最新] x^2 y^2 2gx 2fy c=0 172462-X^2+y^2+2gx+2fy+c=0 differential equation josspixtmzz

 Problem The tangents drawn from the origin $ x^2 y^2 2gx 2fy f^2 =0 $ are perpendicular If (A) g = f (B) g = f g = 2f (D) 2g = f Sol Since ...