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  • IGCSE Edexcel
  • Mathematics A
  • 2. Equations, Formulae & Identities

Mathematics A

  • IGCSE Edexcel
  • Revision Notes

2. Equations, Formulae & Identities


2.1 Use of Symbols>2.2 Algebraic Manipulation>2.3 Expressions and Formulae>2.4 Linear Equations>2.5 Proportion (Higher Tier Only)>2.6 Simultaneous Linear Equations>2.7 Quadratic Equations>2.8 Inequalities>

1. Numbers & the Number System

1.1 Integers >1.2 Fractions >1.3 Decimals >1.4 Powers and Roots >1.5 Set Language and Notation >1.6 Percentages >1.7 Ratio and Proportion >1.8 Degree of Accuracy >1.9 Standard Form >1.10 Applying Numbers >1.11 Electronic Calculator >

3. Sequences, Functions & Graphs

3.1 Sequences >3.2 Function Notation (Higher Tier Only) >3.3 Graphs >3.4 Calculus (Higher Tier Only) >

4. Geometry

4.1 Angles, Lines and Triangles >4.2 Polygons >4.3 Symmetry >4.4 Measures >4.5 Construction >4.6 Circle Properties >4.7 Geometric Reasoning >4.8 Trigonometry and Pythagoras’ Theorem >4.9 Mensuration of 2D Shapes >4.10 3D Shapes and Volumes >4.11 Similarity >

5. Vectors & Transformation Geometry

5.1 Vectors (Higher Tier Only) >5.2 Transformation Geometry >

6. Statistics & Probability

6.1 Graphical Representation of Data >6.2 Statistical Measures >6.3 Probability >

7. Appendix

7.1 Appendix 1: Foundation Tier Formula Sheet (Given) >7.2 Appendix 2: Foundation Tier Formula Sheet (To Memorise) >7.3 Appendix 3: Higher Tier Formula Sheet (Given) >7.4 Appendix 4: Higher Tier Formula Sheet (To Memorise) >7.5 Appendix 5: Notation >

2.4 Linear Equations

2.4.1 Solve linear equations, with integer or fractional coefficients, in one unknown in which the unknown appears on either side or both sides of the equation

2.4.2 Set up simple linear equations from given data

Previous2.3 Expressions and Formulae
Next2.5 Proportion (Higher Tier Only)

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