1. √3 x-y+1=0, x>0, y>1
2. √3 x+y-1=0
3. √3 x-y-1=0
4. √3 x+y+1=0
√3 x-y+1=0, x>0, y>1
1. x=0
2. x=2
3. x=3 such that y>0
4. x=4
x=3 such that y>0
1. x2+y2+3x-2=0, y=0
2. x=0 such that y>2/3
3. x2+y2+2x-4y=0 such that y1
4. x2+y2+2x-4y=0 such that 2x-y+4>0
x=0 such that y>2/3
1. x2+y2+3x-2=0, y=0
2. x=0 such that y>2/3
3. x2+y2+2√3 y-1=0 such that y1
4. x2+y2+2x-4y=0 such that 2x-y+4>0
x2+y2+2√3 y-1=0 such that y<0, x2+y2>1
1. x2+y2+3x-2=0, y=0
2. x=0 such that y> 2/3
3. x2+y2+2x-4y=0 such that y1
4. x2+y2+2x-4y=0 such that 2x-y+4>0
x2+y2+2x-4y=0 such that 2x-y+4>0
1. x2+y2+x-y=0
2. x2+y2-4x-6y-12=0
3. x2+y2+3x-2y=0
4. 3x2+3y2-22x+35=0
x2+y2+3x-2y=0
1. y=0
2. y=2
3. y=3
4. y=4
y=0
1. xy=1, x2-y2=0
2. xy=0, x2-y2=2
3. xy=0, x2-y2=1
4. xy=2, x2-y2=0
xy=0, x2-y2=2
1. x2+y2+3x-2=0, y=0
2. x=0 such that y>2/3
3. x2+y2+2x-4y=0 such that y1
4. x2+y2+2x-4y=0 such that 2x-y+4>0
x2+y2+3x-2=0, y=0
1. x2+y2-x+y=0
2. x2+y2-x-y=0
3. x2+y2+x-y=0
4. none
x2+y2+x-y=0