Ответ:
x2+y2=9
x=-y-3
(-y-3)2+y2=9
y=0
y=-3
x =-0-3
x=-(-3)-3
x=-3
x=0
(x1, y1) =(-3,0)
(x2,y2)=(0,-3)
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Ответ:
x2+y2=9
x=-y-3
(-y-3)2+y2=9
y=0
y=-3
x =-0-3
x=-(-3)-3
x=-3
x=0
(x1, y1) =(-3,0)
(x2,y2)=(0,-3)