Linear Approximation (Tangent Line Approximation) and differentials for error estimation — IITM BS previous year questions

Linear Approximation (Tangent Line Approximation) and differentials for error estimation is part of Tangents and Linear Approximation, Week 8 in Mathematics 1. Prasnya files every IIT Madras BS previous year question from this subtopic here, each one with a worked explanation. Take the whole set as a timed mock and you get accuracy, pacing and per-question analysis back.