x平方一10x一3725=0?

2026-01-11 06:24:29
推荐回答(1个)
回答1:

x² - 10x - 3725 = 0
x² - 10x + 25 - 3725 - 25 = 0
(x - 5)² = 3750

(x - 5)² = 25²×6

x - 5 = ±25√6
x = 5±25√6