並前往https://sbasa.rcpet.edu.tw/sbasa/examples_J/math/%E4%B8%83%E5%B9%B4%E7%B4%9A%E7%A4%BA%E4%BE%8B/05%E8%B3%87%E6%96%99%E8%88%87%E4%B8%8D%E7%A2%BA%E5%AE%9A%E6%80%A7/%E7%B5%B1%E8%A8%88%E5%9C%96%E8%A1%A8%E8%88%87%E7%B5%B1%E8%A8%88%E6%95%B8%E6%93%9A(%E7%A4%BA%E4%BE%8B%E5%9B%9B%E5%8D%81-%E5%9B%9B%E5%8D%81%E4%B9%9D).pdf