數學・中五中五數學課題中五數學(DSE 必修部分第二年)的 9 個課題。學校的教學次序可能稍有不同。 續方程More about equations等差數列與等比數列Arithmetic and geometric sequences不等式與線性規畫Inequalities and linear programming續函數圖像More about graphs of functions軌跡Loci圓的方程Equations of circles續三角(三維)Trigonometry in 3-D排列與組合Permutations and combinations續概率More about probability