The Full Diagnostic Path -- Differentiation (IB Math AA HL)

50 original exam-style questions across 6 sections, none repeated from the free sets. Full worked solutions with M1/A1/R1 IB mark scheme. Mistake analysis on every question with IB Examiner commentary. Sections cover basic rules and the product, quotient and chain rules, implicit differentiation, tangents and normals, optimisation, related rates, L'Hopital's rule and inverse trig derivatives, and higher-order, parametric, logarithmic, and mixed differentiation. Written by Abdul Wadood -- 25 years IB teaching experience.