y=x^2+3x+2
D=b^2-4ac=3^2-4*1*2=1
x1 = (-b+корень(1))/2a = (-3+1)/2 = -1
x2 = (-b-корен(1))/2a = (-3-1)/2 = -2
y=x^2+3x+2
D=b^2-4ac=3^2-4*1*2=1
x1 = (-b+корень(1))/2a = (-3+1)/2 = -1
x2 = (-b-корен(1))/2a = (-3-1)/2 = -2