Asked by glo
Find the number of real solutions of the system of equations.
x^2−y^2=z
y^2−z^2=x
z^2−x^2=y
x^2−y^2=z
y^2−z^2=x
z^2−x^2=y
Answers
Answered by
glo
i know already...
solutions are:
(1) x=-1; y=0; z=1
(2) x=0; y=0; z=0
(3) x=0; y=1; z=-1
(4) x=1; y=-1; z=0
so there are 4 real solutions...
solutions are:
(1) x=-1; y=0; z=1
(2) x=0; y=0; z=0
(3) x=0; y=1; z=-1
(4) x=1; y=-1; z=0
so there are 4 real solutions...
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