SOLUTION: Find the center and radius of the circle. x^2+y^2+8x-10y+37=0

Algebra ->  Linear-equations -> SOLUTION: Find the center and radius of the circle. x^2+y^2+8x-10y+37=0      Log On


   

Question 386473: Find the center and radius of the circle.
x^2+y^2+8x-10y+37=0
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Complete the square in x and y.
x%5E2%2By%5E2%2B8x-10y%2B37=0
%28x%5E2%2B8x%29%2B%28y%5E2-10y%29%2B37=0
%28x%5E2%2B8x%2B16%29%2B%28y%5E2-10y%2B25%29%2B37=16%2B25
%28x%2B4%29%5E2%2B%28y-5%29%5E2=41-37
%28x%2B4%29%5E2%2B%28y-5%29%5E2=4
.
.
.
Center:(-4,5)
Radius:R=2