This Guide supports study and revision for IBDP Mathematics HL Paper 3, for students planning to answer questions on Topic 10 Option: Discrete Mathematics. Coverage includes: a review of key aspects of the syllabus; how to apply mathematical concepts to exam-style questions; concise definitions of mathematical terminology; and guidance on boosting exam performance. Key features: worked examples to demonstrate how to solve exam problems; practice questions to test understanding; margin boxes with key points, hints, and tips; and clearly presented equations, diagrams, and tables