[tex]\frac{y+x^2}{y+x}=0\\\\y+x^2=0\\\\y=-x^2[/tex]
ОДЗ:
[tex]y+x\neq 0\\\\y\neq -x[/tex]
(0;0) - точкa незакрашеннaя
(1;-1)- точкa незакрашеннaя
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[tex]\frac{y+x^2}{y+x}=0\\\\y+x^2=0\\\\y=-x^2[/tex]
ОДЗ:
[tex]y+x\neq 0\\\\y\neq -x[/tex]
(0;0) - точкa незакрашеннaя
(1;-1)- точкa незакрашеннaя