首頁›Browse›Q›quadratic equationquadratic equation編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看quadratic equationquadratic equation — 名詞名詞1. an equation where the highest power of the variable is 21.名詞釋義二次方程式an equation where the highest power of the variable is 2例句We learned how to solve a quadratic equation in algebra class.