Understand the idea
Narrative explanations, diagrams, hints and traps are written for students rather than as a compressed formula sheet.
IB MATHEMATICS AA · CALCULUS · PREMIUM
Treat f' as a gradient recorder. Learn how maxima and minima become roots, how sign changes control turning points, how stationary inflections appear, and how to sketch f' from increasingly complicated graphs — then reverse the reasoning.
COMPLETE CHAPTER
Treat f' as a gradient recorder. Learn how maxima and minima become roots, how sign changes control turning points, how stationary inflections appear, and how to sketch f' from increasingly complicated graphs — then reverse the reasoning.
Narrative explanations, diagrams, hints and traps are written for students rather than as a compressed formula sheet.
Examples range from approachable technique to unfamiliar linked questions that require several ideas together.
The matching worksheet moves from core skills into substantial IB-style and original CF Maths synthesis.
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