(x - 1)(2x - 1) - 36 = 0
2x² - 3x - 35 = 0
(2x + 7)(x - 5) = 0
x = 5 或 x = -7/22x² - 3x - 35 = 0怎樣變(2x + 7)(x - 5) = 0的??十字相乘
(x-1)(2x-1)-36=0怎么算,
(x-1)(2x-1)-36=0怎么算,
數(shù)學(xué)人氣:727 ℃時(shí)間:2020-07-08 16:57:11
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