What is the center, radius, general form, and standard form of #x^2 + y^2 - 2x +6y - 3 =0#?
General form is
This is the equation of a circle, whose center is
As there is no term in the quadratic equation
the equation represents a circle.
Let us complete the squares and see the results
It is the equation of a point which moves so that its distance from point