X^2-4x+3=0 решите плз
X^2-4x+3=0 D = b2 - 4ac = (-4)2 - 4·1·+3 = 16 - 12 = 4 x1 = (4 - √4) /2·1 = (4 - 2)/2 = 2/2 = 1 x2 = (4 + √4)/2·1 = (4 + 2)/2 = 6/2 = 3