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数学
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解方程:(3x+2)/(x的平方-2)=3/(x-1)
人气:209 ℃ 时间:2020-04-21 00:28:54
解答
找到最简公分母(x²-2)(x-1)
去分母(3x+2)(x-1)=3x²-6
去括号3x²+2x-3x-2=3x²-6
移项合并同类项-x=-4
系数化为1 x=4
检验:将x=4带入原方程左边=右边∴x=4是原方程的解
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