Edexcel IGCSE Physics 复习笔记 2.2.3 Resistors in Series
Edexcel IGCSE Physics 复习笔记 2.2.3 Resistors in Series Resistors in Series When two or more resistors are connected in series, the total (or combined) resistance is equal to the sum of the...
IB DP Maths: AI SL复习笔记2.3.2 Quadratic & Cubic Models
Quadratic Models What are the parameters of a quadratic model? This is given in the formula booklet as the axis of symmetry What can be modelled as a quadratic model? These can be used if the graph...
Edexcel IGCSE Physics 复习笔记 2.2.2 Voltage in Series & Parallel
Edexcel IGCSE Physics 复习笔记 2.2.2 Voltage in Series & Parallel Voltage in Series & Parallel In a series circuit: The current is the same at all points ie. through each component T...
IB DP Maths: AI SL复习笔记2.3.1 Linear & Piecewise Models
Linear Models What are the parameters of a linear model? The m represents the rate of change of the function This is the amount the function increases/decreases when x increases by 1 If the functio...
IB DP Maths: AI SL复习笔记2.2.3 Properties of Graphs
Quadratic Functions & Graphs What are the key features of quadratic graphs? If a is positive then the vertex is the minimum point If a is negative then the vertex is the maximum point Exam Tip ...
IB DP Maths: AI SL复习笔记2.2.2 Graphing Functions
Graphing Functions How do I graph the function y = f(x)? What is the difference between “draw” and “sketch”? If asked to sketch you should: Show the general shape Label any key points such as the i...
IB DP Maths: AI SL复习笔记2.2.1 Functions
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 uniqu...
IB DP Maths: AI SL复习笔记2.1.1 Equations of a Straight Line
Equations of a Straight Line How do I find the gradient of a straight line? Find two points that the line passes through with coordinates (x1, y1) and (x2, y2) The gradient between these two points...
IB DP Maths: AI SL复习笔记1.3.2 Amortisation & Annuities
Amortisation What is amortisation? Amortisation is the process of repaying a loan over a fixed period of time Most commonly questions will be about mortgages (loans taken out to buy a home) or loan...
