Edexcel IGCSE Physics: Double Science 复习笔记：4.2.5 Power
Edexcel IGCSE Physics: Double Science 复习笔记：4.2.5 Power Power Machines, such as car engines, transfer energy from one type to another every second The rate of this energy transfer, or th...
Edexcel A Level Maths: Pure:复习笔记8.2.10 Area between 2 curves
Area between 2 curves What is the area between two curves? Ensure you are familiar with … Area under a curve Area between a line and a curve In general find the definite integral of “upper curve” –...
Edexcel IGCSE Physics: Double Science 复习笔记：4.2.4 Work, GPE & KE
Edexcel IGCSE Physics: Double Science 复习笔记：4.2.4 Work, GPE & KE Work, GPE & KE Whenever any work is done, energy gets transferred (mechanically) from one store to another This i...
Edexcel A Level Maths: Pure:复习笔记8.2.9 Integration using Partial Fractions
Integration using Partial Fractions What are Partial Fractions? This is the reverse process to adding (or subtracting) fractions The common polynomial denominator is split into factors Make sure yo...
Edexcel IGCSE Physics: Double Science 复习笔记：4.2.3 Kinetic Energy
Edexcel IGCSE Physics: Double Science 复习笔记：4.2.3 Kinetic Energy Kinetic Energy The kinetic energy (KE) of an object (also known as its kinetic store) is defined as: The energy an...
Edexcel A Level Maths: Pure:复习笔记8.2.8 Integration by Parts
Integration by Parts What is Integration by Parts? For integrating the product of two functions - reverse product rule Crucially the product is made from u and dv/dx (rather than u and v) Alternati...
Edexcel IGCSE Physics: Double Science 复习笔记：4.2.2 Gravitational Potential Energy
Edexcel IGCSE Physics: Double Science 复习笔记：4.2.2 Gravitational Potential Energy Gravitational Potential Energy The gravitational potential energy (GPE) of an object (also known as its g...
Edexcel IGCSE Physics: Double Science 复习笔记：4.2.1 Work Done
Edexcel IGCSE Physics: Double Science 复习笔记：4.2.1 Work Done Work Done Whenever any work is done, energy gets transferred (mechanically) from one store to another The amount of energy tra...
Edexcel A Level Maths: Pure:复习笔记8.2.7 Integrating with Trigonometric Identities
Integrating with Trigonometric Identities What are trigonometric identities? Some are given in the formulae booklet Be sure to note the difference between the ± and ∓ symbols! How do I know which t...
