This revision guide will be a valuable resource and reference for students, assisting them to understand and learn the theory of IB Mathematics: Analysis and Approaches Higher Level. The Guide aims to help the IB student by both revising the theory and going through some well-chosen examples of the new IB Mathematics: Analysis and Approaches HL curriculum. By presenting the theory that every IB student should know before taking any quiz, test or exam, this revision guide is designed to make the topics of IB Math: Analysis and Approaches HL both comprehensible and easy to grasp.