Directed Numbers and the Number Line 有向數及數線 Approximation and Errors 近似與誤差 More about Percentages 續百分法 Rate and Ratio 率及比 Formulating Problems with Algebraic Language 以代數語言建立問題 | Manipulations of Simple Polynomials 簡易多項式的運算 Laws of Integral Indices 整數指數律 Identities 恒等式Factorization of Simple Polynomials 簡易多項式的因式分解 Linear Equations in One Unknown 一元一次方程 Linear Equations in Two Unknowns 二元一次方程 Linear Inequalities in One Unknown 一元一次不等式 |
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