山东省德州市武城县四女寺镇中考数学复习练习一元二次方程第5课时公式法解一元二次方程(无答案).doc

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1公式法解一元二次方程1、解下列方程:(1) 0232x (2) 472x; (3) xx81042 (4) 62x(5) 18432x (6) 0152x

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