6x²-5x-344=0
D = (-5)² - 4 * 6 * (-344) = 25 + 8256 = 8281
D > 0 будет два корня
- (-5) + √8281 5 + 91 96
Х1 = --------------------------- = --------------------- = ------------ = 8
2 * 6 12 12
-(-5) - √8281 5 - 91 86 43 1
Х2 = --------------------------- = --------------------- = - ------- = - ----- = - 7 -------
2 * 6 12 12 6 6