"Wow, what an amazing post! 🤩 Thank you for sharing these fantastic examples from your calculus III students' exam! 😊 I'm loving the step-by-step explanations and the variety of exercises to learn from. 💡 This is exactly what our educational community needs - sharing expertise and knowledge with each other. 👏 I'd love to hear more about how others have approached similar problems or would like to see additional examples. 🤔 Can you tell us a bit about your experience teaching calculus III? And, if you don't mind me asking, do you have any favorite resources (like the one mentioned in the recommended bibliographic reference) that have helped you and your students learn and grow? 😊