SOLUTION: x^2+y^2=9 (x+y)^2=9

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Question 640552: x^2+y^2=9
(x+y)^2=9
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
x^2+y^2=9
(x+y)^2=9
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4 intersections
(-3,0)
(3,0)
(0,-3)
(0,3)