Edexcel IGCSE Maths 復習筆記 3.3.2 Speed-Time Graphs
Edexcel IGCSE Maths 復習筆記 3.3.2 Speed-Time Graphs What is a speed-time graph? Speed-time?graphs show speed at different times Speed is on the vertical axis, and time is on the horizontal axis. &...
Edexcel IGCSE Maths 復習筆記 3.3.1 Distance-Time Graphs
What is a distance-time graph? Distance-time?graphs show distance from a fixed point at different times Distance is on the vertical axis, and time is on the horizontal axis. The gradient of ...
Edexcel IGCSE Maths 復習筆記 3.2.4 Functions - Domain, Range & Exclusions
Edexcel IGCSE Maths 復習筆記 3.2.4 Functions - Domain, Range & Exclusions What are functions? Functions are a formal way of writing mathematical expressions eg.?f(x) = 3x + 2?would be a linear ...
Edexcel IGCSE Maths 復習筆記 3.2.3 Inverse Functions
Edexcel IGCSE Maths 復習筆記 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 復習筆記 3.2.2 Compound Functions
Edexcel IGCSE Maths 復習筆記 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 復習筆記 3.2.1 Functions - Basics
Edexcel IGCSE Maths 復習筆記 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 復習筆記 3.1.3 Arithmetic Sequences - Sum of n terms
Edexcel IGCSE Maths 復習筆記 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 復習筆記 3.1.2 Sequences - Linear
Edexcel IGCSE Maths 復習筆記 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 復習筆記 3.1.1 Sequences - Basics
Edexcel IGCSE Maths 復習筆記 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?...
