2022年IB成绩放榜，全球640人获满分！国内IB学校哪家强？
2022年IB考试5月成绩 已于北京时间7月6日20点公布全球有多少人参加了IB大考？ 国内哪些学校的考生表现亮眼呢？ 2022年全球考试数据 据IB官网显示，今年全球有173,878名学生获得文凭课程（DP）和职业课程（CP）的...
IB DP Maths: AA HL复习笔记5.2.4 Further Applications of Differentiation
Stationary Points & Turning Points What is the difference between a stationary point and a turning point? A stationary point is a point at which the gradient function is equal to zero The tange...
IB DP Maths: AA HL复习笔记5.2.3 Higher Order Derivatives
Second Order Derivatives What is the second order derivative of a function? If you differentiate the derivative of a function (i.e. differentiate the function a second time) you get the second orde...
IB DP Maths: AA HL复习笔记5.2.2 Techniques of Differentiation
Chain Rule What is the chain rule? How do I know when to use the chain rule? The chain rule is used when we are trying to differentiate composite functions “function of a function”How do I use the...
IB DP Maths: AA HL复习笔记5.2.1 Differentiating Special Functions
Differentiating Trig Functions How do I differentiate sin, cos and tan? Exam Tip As soon as you see a question involving differentiation and trigonometry put your GDC into radians mode Worked Examp...
IB DP Maths: AA HL复习笔记5.1.2 Applications of Differentiation
Increasing & Decreasing Functions What are increasing and decreasing functions? How do I find where functions are increasing, decreasing or stationary? To identify the intervals on which a func...
IB DP Maths: AA HL复习笔记5.1.1 Introduction to Differentiation
Introduction to Derivatives Before introducing a derivative, an understanding of a limit is helpful What is a limit? What might I be asked about limits? You may be asked to use your GDC to plot the...
IB DP Maths: AA HL复习笔记4.7.1 Probability Density Function
Calculating Probabilities using PDF A continuous random variable can take any value in an interval so is typically used when continuous quantities are involved (time, distance, weight, etc) What is...
AQA A Level Maths: Mechanics复习笔记2.3.1 Deriving the suvat Formulae
Deriving the suvat Formulae What is suvat? suvat is an acronym for the five quantities used when modelling motion in a straight-line with constant acceleration s – displacement (from the sta...
