如图所示,AB、CD、EF、MN互相平行,则图中梯形的个数与三角形的个数的差是多少?还有一题啊:已知不等式(m-2)x>(m-1)(m-2)的解是不等式‖x+3丨-丨x-3‖>3的解的一部分,试求m的取值范
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![如图所示,AB、CD、EF、MN互相平行,则图中梯形的个数与三角形的个数的差是多少?还有一题啊:已知不等式(m-2)x>(m-1)(m-2)的解是不等式‖x+3丨-丨x-3‖>3的解的一部分,试求m的取值范](/uploads/image/z/12741642-18-2.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2CAB%E3%80%81CD%E3%80%81EF%E3%80%81MN%E4%BA%92%E7%9B%B8%E5%B9%B3%E8%A1%8C%2C%E5%88%99%E5%9B%BE%E4%B8%AD%E6%A2%AF%E5%BD%A2%E7%9A%84%E4%B8%AA%E6%95%B0%E4%B8%8E%E4%B8%89%E8%A7%92%E5%BD%A2%E7%9A%84%E4%B8%AA%E6%95%B0%E7%9A%84%E5%B7%AE%E6%98%AF%E5%A4%9A%E5%B0%91%3F%E8%BF%98%E6%9C%89%E4%B8%80%E9%A2%98%E5%95%8A%EF%BC%9A%E5%B7%B2%E7%9F%A5%E4%B8%8D%E7%AD%89%E5%BC%8F%EF%BC%88m-2%EF%BC%89x%EF%BC%9E%EF%BC%88m-1%EF%BC%89%EF%BC%88m-2%EF%BC%89%E7%9A%84%E8%A7%A3%E6%98%AF%E4%B8%8D%E7%AD%89%E5%BC%8F%E2%80%96x%2B3%E4%B8%A8-%E4%B8%A8x-3%E2%80%96%EF%BC%9E3%E7%9A%84%E8%A7%A3%E7%9A%84%E4%B8%80%E9%83%A8%E5%88%86%EF%BC%8C%E8%AF%95%E6%B1%82m%E7%9A%84%E5%8F%96%E5%80%BC%E8%8C%83)
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