Engineering Mathematics can be quite daunting, I feel your pain. One thing that helped me was breaking down complex problems into smaller, more manageable steps. Take your time, don’t rush, and try to understand each concept thoroughly before moving on. Hang in there!

For diarrhea/vomiting, it’s important to stay hydrated. Drink oral rehydration solutions like Pedialyte, coconut water or broths. Eat bland foods while symptoms persists like rice, bananas, toast etc. Probiotics will help restore good bacteria once you recover. Activated charcoal tablets can reduce stomach upset and odor.