Innovative / Interactive / International Collins IGCSE Mathematics has been developed to give maximum support for students studying for the Edexcel (London Examinations) GCSE. International case studies are used throughout, 'localising' learning. An interactive CD ROM, supporting study and revision, is included. The book provides a complete match to the Edexcel (London Examinations) GCSE Mathematics Specification. HOW TO GET THE BEST FROM THIS BOOK NUMBERS AND THE NUMBER SYSTEM Integers; Fractions; Decimals; Powers and roots; Set notation and language Percentages; Ratio and proportion; Degree of accuracy; Standard form; Applying number; Electronic calculators EQUATIONS, FORMULAE AND IDENTITIES Use of symbols; Algebraic manipulations; Expressions and formulae; Linear equations; Proportion; Simultaneous linear equations; Quadratic equations; Inequalities SEQUENCES, FUNCTIONS AND GRAPHS Sequences; Functional notation; Graphs; Calculus GEOMETRY Angles and triangles; Polygons; Symmetry; Measures; Construction; Circle properties; Geometrical reasoning; Trigonometry and Pythagoras' theorem; Mensuration; Similarity VECTORS AND TRANSFORMATION GEOMETRY Vectors; Transformation geometry STATISTICS Graphical representation of data; Statistical measures; Probability ILLUSTRATED GLOSSARY The accompanying CD ROM provides support for study, revision and practical work. / animated worked examples / bonus Su Doku generator