Solution

radius

Solution

Solution steps
Rewrite in the form of the standard circle equation
Therefore the circle properties are:
And the radius is:

Popular Examples

radius (x+3)^2+y^2=100radius radius 4x^2+4y^2=128radius radius (x-2)^2+(y-1)^2=49radius radius 2(x+1)^2+2(y-3)^2=5radius radius x^2-3x+y^2+3y-5=0radius

Frequently Asked Questions (FAQ)

  • What is the radius (x+2)^2+y^2=9 ?

    The radius (x+2)^2+y^2=9 is r=3