Uploaded May 2025 | Updated September 2026, 3 hours ago

---

In this video we do Free Response Question #1 from the 2025 AP Calculus AB and AP Calculus BC exams. It involved working with the first derivative. It was calculator active.

Topics:
Average value of a function; instantaneous rate of change and average rate of change; end behavior (limit to infinity), Candidates Test (absolute maximum; lonely critical point theorem).