Exam Prep 2: Causal solutions of differential equations

0:00 Introduction 0:43 Theory: the recipe 1:36 Example: exam 2011 Q1c 4:20 Example: exam 2010 Q1c 6:38 Exercise: exam 2019 Q1c 7:48 Example: exam 2017 shortcut 8:38 Theory: point losers 9:23 Recap Narration: synthetic voice by Kyutai Pocket TTS (CC-BY-4.0), cloned from a public-domain LibriVox recording.