Edexcel IGCSE Maths 复习笔记 4.3.1 Bearings & Scale
Edexcel IGCSE Maths 复习笔记 4.3.1 Bearings & Scale What are bearings? Bearings (sometimes referred to as three-figure bearings) are a way of describing and using angles The way they are define...
Edexcel IGCSE Maths 复习笔记 4.2.1 Angles in Polygons
Edexcel IGCSE Maths 复习笔记 4.2.1 Angles in Polygons What is a polygon? A polygon is a flat (plane) shape with n straight sidesFor example: A triangle is a polygon with 3 sidesA quadrilateral poly...
Edexcel IGCSE Maths 复习笔记 4.1.1 Angles in Parallel Lines
Edexcel IGCSE Maths 复习笔记 4.1.1 Angles in Parallel Lines What are parallel lines? Parallel lines are lines that are always equidistant (ie the same distance apart) – no matter how far the lines ...
Edexcel IGCSE Maths 复习笔记 3.11.4 Differentiation - Kinematics
Edexcel IGCSE Maths 复习笔记 3.11.4 Differentiation - Kinematics What is kinematics? Kinematics is the analysis of the motion of a particle linking the three vector quantities displacement, velocit...
Edexcel IGCSE Maths 复习笔记 3.11.3 Differentiation - Problem Solving
Edexcel IGCSE Maths 复习笔记 3.11.3 Differentiation - Problem Solving What problems could involve differentiation? Differentiation allows analysis of how one quantity changes as another does The gr...
Edexcel IGCSE Maths 复习笔记 3.11.2 Differentiation - Turning Points
Edexcel IGCSE Maths 复习笔记 3.11.2 Differentiation - Turning Points Remind me of the rule for differentiating powers If y = kxn then dy/dx = knxn-1 What is a turning point? Th...
Edexcel IGCSE Maths 复习笔记 3.11.1 Differentiation - Basics
Edexcel IGCSE Maths 复习笔记 3.11.1 Differentiation - Basics What is differentiation? Differentiation is part of the branch of mathematics called Calculus It is concerned with the rate at which cha...
Edexcel IGCSE Maths 复习笔记 3.10.1 Solving Equations using Graphs
Edexcel IGCSE Maths 复习笔记 3.10.1 Solving Equations using Graphs How do we use graphs to solve equations? Solutions are always read off the x-axis Solutions of f(x) = 0 are where the graph of y =...
Edexcel IGCSE Maths 复习笔记 3.9.1 Finding Gradients of Non-Linear Graphs
Edexcel IGCSE Maths 复习笔记 3.9.1 F What is a non-linear graph? A linear graph is a straight-line graph These are easily identified as their equations can always be written in the form y = m...
