Question 963694
Complete the square in x and y.
{{{x^2+y^2-4x-4y-17=0 }}}
{{{x^2-4x+y^2-4y-17=0}}}
{{{(x^2-4x+4)+(y^2-4y+4)-17=4+4}}}
{{{(x-2)^2+(y-2)^2=8+17}}}
{{{(x-2)^2+(y-2)^2=25}}}
A circle centered at (2,2) with radius 5.