有关正反比例的数学问题M与N是两个相关联的量,a和b、c和d(都不为零)是其中两组相对应的值,如下表:┏━┯━┯━┓┃M │a │b ┃┠—┼—┼—┨┃N │c │d ┃┗━┷━┷━┛(1)如果a
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![有关正反比例的数学问题M与N是两个相关联的量,a和b、c和d(都不为零)是其中两组相对应的值,如下表:┏━┯━┯━┓┃M │a │b ┃┠—┼—┼—┨┃N │c │d ┃┗━┷━┷━┛(1)如果a](/uploads/image/z/3392315-35-5.jpg?t=%E6%9C%89%E5%85%B3%E6%AD%A3%E5%8F%8D%E6%AF%94%E4%BE%8B%E7%9A%84%E6%95%B0%E5%AD%A6%E9%97%AE%E9%A2%98M%E4%B8%8EN%E6%98%AF%E4%B8%A4%E4%B8%AA%E7%9B%B8%E5%85%B3%E8%81%94%E7%9A%84%E9%87%8F%2Ca%E5%92%8Cb%E3%80%81c%E5%92%8Cd%EF%BC%88%E9%83%BD%E4%B8%8D%E4%B8%BA%E9%9B%B6%EF%BC%89%E6%98%AF%E5%85%B6%E4%B8%AD%E4%B8%A4%E7%BB%84%E7%9B%B8%E5%AF%B9%E5%BA%94%E7%9A%84%E5%80%BC%2C%E5%A6%82%E4%B8%8B%E8%A1%A8%EF%BC%9A%E2%94%8F%E2%94%81%E2%94%AF%E2%94%81%E2%94%AF%E2%94%81%E2%94%93%E2%94%83M+%E2%94%82a+%E2%94%82b+%E2%94%83%E2%94%A0%E2%80%94%E2%94%BC%E2%80%94%E2%94%BC%E2%80%94%E2%94%A8%E2%94%83N+%E2%94%82c+%E2%94%82d+%E2%94%83%E2%94%97%E2%94%81%E2%94%B7%E2%94%81%E2%94%B7%E2%94%81%E2%94%9B%EF%BC%881%EF%BC%89%E5%A6%82%E6%9E%9Ca)
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