Edexcel IGCSE Maths 复习笔记 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 ...
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 ...
The Alveolar Epithelium The exchange of oxygen and carbon dioxide occurs between the alveoli and the capillaries in the lungs Oxygen and carbon dioxide are exchanged in a process of simple d...
Edexcel IGCSE Maths 复习笔记 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 ...
Apparatus & Techniques: Three-way Taps Three-way taps can be used in conjunction with potometers and respirometers They allow for repeat readings to be taken easily, eliminating the need...
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 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 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 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 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...
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