This Guide prepares SL students for the extended-response questions in Section B of the IBDP Mathematics exam. Using practice questions and worked examples, it strips down the questions to their essential components and shows you how to set about answering them effectively. Coverage includes: a reviews of the different types of Section B questions; hints, tips, and guidance for improving exam performance; questions built around calculator functionality; and how to avoid making common errors. Key features: worked examples with detailed analyses; practice questions with fully-worked answers; margin boxes with tips for improving exam performance; and clearly presented equations, graphs, and diagrams.