IB DP Maths: AA HL復習筆記2.3.3 Symmetry of Functions
What are odd functions? What are even functions? What are the symmetries of graphs of odd & even functions? The graph of an?odd?function has?rotational symmetry The graph is unchanged by a?180°...
IB DP Maths: AA HL復習筆記2.3.2 Composite & Inverse Functions
What is a composite function? How do I find the domain and range of a composite function? Exam Tip Worked Example Inverse Functions What is an inverse function? What are the connections between a f...
A-level出分，分數不理想的三種解決方式
一個多月后，同學們將收到自己夏季大考的成績，掌握應對A-Level出分后的不同情況是目前同學們的關鍵預備點 情況A. 成績達到預期 如果成績放榜后達到你的心里預期，也達到了firm choice的要求，感覺開心終于松了一...
A-Level如何選課？6種堪稱完美的A-Level選課組合！
A-Level ( Advanced Level)，英國高中課程，超過70多門學科供學生選擇，一般學生選擇3-4門課程進行學習，熱門課程包括數學、物理、生物、化學、心理學、經濟學等學科。A-Level課程的最大的優點是打破了文理科限制...
IB DP Maths: AA HL復習筆記2.3.1 Language of Functions
What is a mapping? A?mapping?transforms?one set of values (inputs) into another set of values (outputs) Mappings can be: One-to-one Each input gets mapped to?exactly one unique?output No two inputs...
IB DP Maths: AA HL復習筆記2.2.5 Discriminants
What is the discriminant of a quadratic function? The discriminant of a quadratic is denoted by the Greek letter Δ (upper case delta) For the quadratic function the discriminant is given by This is...
Edexcel IGCSE Biology 復習筆記 3.2.7 Mutation
Edexcel IGCSE Biology 復習筆記 3.2.7 Mutation Mutations Mutations are?rare,?random changes?that occur in the?sequence of DNA bases?in a gene or a chromosome Mutations occur?continuously As t...
IB DP Maths: AA HL復習筆記2.2.4 Quadratic Inequalities
What affects the inequality sign when rearranging a quadratic inequality? The inequality sign is?unchanged?by... Adding/subtracting?a term to both sides Multiplying/dividing?both sides by a?positiv...
Edexcel IGCSE Biology 復習筆記 3.2.6 Variation
Edexcel IGCSE Biology 復習筆記 3.2.6 Variation Types of Variation Variation is defined as?differences between individuals of the same species Variation can be divided into two types dependin...
