Posted by Amanda on Monday, February 18, 2013 at 7:57pm.
Write the equation of the circle in standard form. Find the center, radius, intercepts, and graph the circle.
x^2+y^2+16x18y+145=25

College Algebra  bobpursley, Monday, February 18, 2013 at 8:15pm
x^2+16x+64 + y^218y+81=25+64+81
(x+8)^2 + (y9)^2=170 check that.