CIE IGCSE Biology Revision Notes Concise resources for the CIE IGCSE Biology Course Algebra & Functions Functions Quadratic Functions Factors of Polynomials Equations, Inequalities & Graphs Simultaneous Equations Logarithmic & Exponential Functions Coordinate Geometry Straight-Line Graphs Coordinate Geometry of the Circle Trigonometry Circular Measure Trigonometry Sequences & Series Permutations & Combinations Binomial Theorem Arithmetic & Geometric Progressions Vectors Vectors in Two Dimensions Calculus Differentiation Integration Calculus for Kinematics