Ответ:
y=x^2+6x+5
x^2+6x+5=0
D=36-4×1×5=36-20=16
x1=-6+4/2=-1
x2=-6-4/2=-5
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Ответ:
y=x^2+6x+5
x^2+6x+5=0
D=36-4×1×5=36-20=16
x1=-6+4/2=-1
x2=-6-4/2=-5