SOLUTION: Find the center and radius of the circle. x^2-10x+y^2+2y+17=0 Thank You!

Algebra ->  Graphs -> SOLUTION: Find the center and radius of the circle. x^2-10x+y^2+2y+17=0 Thank You!      Log On


   

Question 530420: Find the center and radius of the circle.
x^2-10x+y^2+2y+17=0
Thank You!
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Find the center and radius of the circle.
x^2-10x+y^2+2y+17=0
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Complete the squares for x and for y
x^2-10x+y^2+2y+17=0
x^2-10x+y^2+2y = -17
x%5E2+-+10x+%2B+25+%2B+y%5E2+%2B+2y+1+=+-17+%2B+25+%2B+1
%28x-5%29%5E2+%2B+%28y%2B1%29%5E2+=+9
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Center at (5,-1)
r = 3