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imyanwong

  • 以圖解法解聯立方程

    Activity

    imyanwong

  • 二次函數 Quadratic equations

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    imyanwong

  • 二次函數例子 Examples of quadratic equations

    Activity

    imyanwong

  • 不同函數的圖像 Graphs of different functions

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    imyanwong