Turning points - a degree-n polynomial has at most n-1 turning points — IITM BS previous year questions

Turning points - a degree-n polynomial has at most n-1 turning points is part of Graphs of Polynomials - Intercepts, Multiplicities, and End Behaviour, Week 4 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.