Effect of row swap, row scaling, and row replacement on determinant — IITM BS previous year questions

Effect of row swap, row scaling, and row replacement on determinant is part of Determinants - Computation and Properties, Week 1 in Mathematics 2. 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.