Undergraduate

Use the elimination method to find all solutions of the system { x 2 + y 2 = 5 x 2 - y 2 =

Use the elimination method to find all solutions of the system
{x2+y2=5x2-y2=2
The four solutions of the system are:
the one with x<0,y<0 is
x=
y=
the one with x<0,y>0 is
x=
y=
the one with x>0,y<0 is
x=
y=
the one with x>0,y>0 is
x=
y=

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