(31х-6)^2 - 17 = 0
961x² - 372x + 19 = 0
D = b² - 4ac = (-372)² - 4·961·19 = 138384 - 73036 = 65348
x1, 2 = ((6 ± 1) : 31) • √17
ответ: x1, 2 = ((6 ± 1) : 31) • √17
(31х-6)^2 - 17 = 0
961x² - 372x + 19 = 0
D = b² - 4ac = (-372)² - 4·961·19 = 138384 - 73036 = 65348
x1, 2 = ((6 ± 1) : 31) • √17
ответ: x1, 2 = ((6 ± 1) : 31) • √17