Edexcel IGCSE Maths 复习笔记 3.2.3 Inverse Functions
Edexcel IGCSE Maths 复习笔记 3.2.3 Inverse Functions What is an inverse function? An inverse function does the exact opposite of the function it came from Eg. if the function “doubles the number an...
Edexcel IGCSE Maths 复习笔记 3.2.2 Compound Functions
Edexcel IGCSE Maths 复习笔记 3.2.2 Compound Functions What is a compound function? A compound function is one function applied to the output of another function What do compound functions look like...
Edexcel IGCSE Maths 复习笔记 3.2.1 Functions - Basics
Edexcel IGCSE Maths 复习笔记 3.2.1 Functions - Basics What is a function? A function is simply a mathematical “machine” that takes one set of numbers and changes them into another set of numbers ac...
Edexcel IGCSE Maths 复习笔记 3.1.3 Arithmetic Sequences - Sum of n terms
Edexcel IGCSE Maths 复习笔记 3.1.3 Arithmetic Sequences - Sum of n terms What is an arithmetic sequence or arithmetic series? Ensure you are familiar with Sequences – Basics and Linear  ...
Edexcel IGCSE Maths 复习笔记 3.1.2 Sequences - Linear
Edexcel IGCSE Maths 复习笔记 3.1.2 Sequences - Linear What is a sequence? A sequence is simply a set of numbers (or objects) in an order What is a linear sequence? A linear sequence is one where th...
Edexcel IGCSE Maths 复习笔记 3.1.1 Sequences - Basics
Edexcel IGCSE Maths 复习笔记 3.1.1 Sequences - Basics What are sequences? A sequence is an order set of (usually) numbers Each number in a sequence is called a term The location of a term within a ...
Edexcel IGCSE Maths 复习笔记 2.17.2 Inequalities on Graphs - Interpreting
Edexcel IGCSE Maths 复习笔记 2.17.2 Inequalities on Graphs - Interpreting How do we interpret inequalities on a graph? First, see Inequalities and Straight Line Graphs Once you do… Write down...
Edexcel IGCSE Maths 复习笔记 2.17.1 Inequalities on Graphs - Drawing
Edexcel IGCSE Maths 复习笔记 2.17.1 Inequalities on Graphs - Drawing How do we draw inequalities on a graph? First, see Straight Line Graphs and Linear Inequalities Once you do… DRAW the line...
Edexcel IGCSE Maths 复习笔记 2.16.2 Solving Inequalities - Quadratic
Edexcel IGCSE Maths 复习笔记 2.16.2 Solving Inequalities - Quadratic What is a quadratic inequality? An Inequality tells you that one expression is greater than (“>”) or less than (“<”) anoth...
