x^2-2=x
x^2-x-2=0
x1=2
x2=-1
ответ:2;-1
X^2 - X - 2 = 0
D = 1 -4*1*(-2) = 9 V D = 3
X1 = (1 + 3) \ 2 = 2
X2 = (1 - 3) \ 2 =- 1
x^2-2=x
x^2-x-2=0
x1=2
x2=-1
ответ:2;-1
X^2 - X - 2 = 0
D = 1 -4*1*(-2) = 9 V D = 3
X1 = (1 + 3) \ 2 = 2
X2 = (1 - 3) \ 2 =- 1