1. 2. Answer: 1. 2.
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Originally Posted by cloud5 1. 2. Answer: 1. 2. (1) yx^2+y=3x yx^2-3x+y=0 b^2-4ac>=0 .. provided that x is real . (-3)^2-4y^2>=0 y^2<=9/4 then u will get -\sqrt(9/4)<=y<=sqrt(9/4) same goes to the other one .
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