Edexcel IGCSE Maths 復習筆記 3.6.2 Straight Lines - Drawing Graphs How do we draw the graph of a straight line from an equation? Before you start trying to draw a straight line, make sure you under...
Edexcel IGCSE Maths 復習筆記 3.6.1 Straight Lines - Finding Equations Why do we want to know about straight lines and their equations? Straight Line Graphs (Linear Graphs) have lots of uses in math...
Edexcel IGCSE Maths 復習筆記 3.5.1 Coordinates What are coordinates? When we want to plot a point on a graph we need to know where to put it If the horizontal axis is labelled?x?and the vertical ax...
Edexcel IGCSE Maths 復習筆記 3.4.3 Drawing Graphs - Trig Graphs Why do we need to know what trigonometric graphs look like? Trigonometric Graphs are used in various applications of mathematics – fo...
Edexcel IGCSE Maths 復習筆記 3.4.2 Drawing Graphs -Using a Table How do we draw a graph using a table of values? Use your calculator THINK what the graph might look like – see the previous notes on...
Edexcel IGCSE Maths 復習筆記 3.4.1 Drawing Graphs - Shapes Why do we need to know what graphs look like? Graphs are used in various aspects of mathematics – but in the real world they can take on s...
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. &...
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...
