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• #跟帖# x^2+5x+25 = X^2+5x+25/4-25/4+25 = (X+5/2)^2 =-75/4,無解 [腦筋急轉] - 2022_2092(0 bytes ) 2023-02-02 | |
• #跟帖# X^3 = 125 -> X=5 -> x^2 + 5x + 25 == 25 + 25 + 25 = 0. [腦筋急轉] - 2022_2092(0 bytes ) 2023-02-02 | |
• #跟帖# 考驗夯法的時候來了。 [腦筋急轉] - 2022_2092(214 bytes ) 2023-01-12 | |
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