X^2+10x+22=0 D = 102 - 4 • 1 • 22 = 12 x1 = -3.2679 x2 = -6.7321 x^2+110х+216=0 D = 1102 - 4 • 1 • 216 = 11236 x1 = -2 x2 = -108