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 復習筆記：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...
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 復習筆記：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 復習筆記：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...
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...
Edexcel IGCSE Physics: Double Science 復習筆記：4.1.6 Reducing Energy Loss Reducing Energy Loss Energy loss can be reduced by doing one of two things: By reducing the amount of?unwanted?(was...
Edexcel IGCSE Physics: Double Science 復習筆記：4.1.5 Core Practical: Investigating Thermal Energy Core Practical 8: Investigating Thermal Energy Equipment List Resolution?of measuring equip...
Harder Substitution What is integration by substitution? Make sure you are familiar with Reverse Chain Rule and Substitution (RCR) In more difficult questions the substitution will be given to you ...
