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^2+y^2-4x-2y-4=0radius radius x^2+y^2-4x+6y+4=0radius radius 4x^2+4y^2-16x+4y-47=0radius radius 3(x+5)^2+3(y+2)^2=27radius radius x^2+y^2+2x+10y+18=0radius

Frequently Asked Questions (FAQ)

  • What is the radius (x-2)^2+(y+1)^2=9 ?

    The radius (x-2)^2+(y+1)^2=9 is r=3