78654х_7272828278282828
-1; 1;;
Объяснение:
y=x^2
y^2-6y+5=0
y1=1; y2=5.
x^2=1
x1=-1; x2=1.
x^2=5
x3=; x4=
78654х_7272828278282828
-1; 1;
; 
Объяснение:
y=x^2
y^2-6y+5=0
y1=1; y2=5.
x^2=1
x1=-1; x2=1.
x^2=5
x3=
; x4=