The youtube channel 3Blue1BrownLinks to an external site. has an interesting calculus series called the Essence of CalculusLinks to an external site.. The video below, about implicit differentiation and related rates, is from this series. For this week's discussion post, I'd like you to watch the video and post one question you have after watching.

link: https://youtu.be/qb40J4N1fa4

questions:

1. Your question
2. The time stamp where your question occurs (if relevant)