Concavity of a Function What is concavity? Concavity?is the way in which a?curve?(or surface)?bends Mathematically,CONCAVE?DOWN?is often called?concave CONCAVE?UP?is often called?convex Exam...
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...
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...
Chain Rule What is the chain rule? How do I know when to use the chain rule? How do I use the chain rule? Are there any standard results for using chain rule? Exam Tip You should aim to be able to ...
Differentiating Trig Functions How do I differentiate sin and cos? For calculus with trigonometric functions angles must be measured in?radians Ensure you know how to change the angle mode on your ...
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...
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...
今年由于疫情的原因，IBO官方宣布了上海等多地的5月IB大考取消了，轉而使用預估分數的方式進行院校申請。 那么今年上海以IB課程體系為主的各大國際學校錄取情況如何？各大國外名校對IB成績仍然認可嗎？ 上海國際...
Standard Normal Distribution What is the standard normal distribution? The?standard normal distribution?is a normal distribution where the?mean is 0?and the?standard deviation is 1 Why is the stand...
