2023年香港AP考试开始报名，11月4日截止！
10月10日，香港考评局发布了2023 AP报考相关信息——2023年AP考试香港考区报名已正式开启！是继中国大陆、新加坡、韩国后，又一开始报名的AP考区。 对于中国社会考生来说，由于大陆AP考点不接受社会考生报名，邻近...
Edexcel A Level Further Maths: Core Pure:复习笔记1.1.4 Modulus-Argument Form
Modulus-Argument Form The complex number is said to be in Cartesian form. There are, however, other ways to write a complex number, such as in modulus-argument (polar) form. How do I write a compl...
Edexcel A Level Further Maths: Core Pure:复习笔记1.1.3 Modulus & Argument
Argand Diagrams - Basics What is an Argand diagram? An Argand diagram is a geometrical way to represent complex numbers as either a point or a vector in two-dimensional space We can represent the c...
Edexcel A Level Further Maths: Core Pure:复习笔记1.1.2 Solving Equations with Complex Roots
Solving Quadratic Equations with Complex Roots What are complex roots? Complex numbers provide solutions for quadratic equations which have no real roots Complex roots occur when solving a quadrat...
Edexcel A Level Further Maths: Core Pure:复习笔记1.1.1 Introduction to Complex Numbers
Cartesian Form of Complex Numbers Complex numbers are a set of numbers which contain both a real part and an imaginary part. The set of complex numbers is denoted as . What is an imaginary number? ...
AP宏观经济学科目解析及2023年考纲调整
前段时间，韩国、新加坡更新了2023年AP大考的安排。随着9月开学，中国大陆以及中国香港各学校2023年AP大考的报名也将陆续开始。眼下报考时间即将截止，在报考之前同学们要了解一下2023年AP大考的变化，以便提前准...
Edexcel A Level Physics:复习笔记13.11 Damping & Plastic Deformation
Damping & Plastic Deformation Damping an oscillator affects its amplitude of oscillation: When damping is increased the amplitude decreased damping and amplitude are inversely proportional to e...
Edexcel A Level Physics:复习笔记13.10 Resonance Graphs
Resonance Graphs A graph of driving frequency f against amplitude A of oscillations is called a resonance curve. It has the following key features: When f < f0, the amplitude of oscillations inc...
Edexcel A Level Physics:复习笔记13.9 Free & Forced Oscillations
Free & Forced Oscillations Free Oscillations Free oscillations occur when there is no transfer of energy to or from the surroundings This happens when an oscillating system is displaced and the...
