x=-3 у=х^2-2х-3
х=-3
у=(-3)^2-2*(-3)-3
у=9+6-3
у=12
Ответ:(-3;12)
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X=3y=9-6-3
y=0
(3;0)
------------------------
x=-3
у=х^2-2х-3
х=-3
у=(-3)^2-2*(-3)-3
у=9+6-3
у=12
Ответ:(-3;12)