What series convergence test do I use?

What series convergence test do I use? file: A gift for you (aka notes): The solution to the bonus problem: Time stamp: (BIG THANKS TO Treanungkur Mal) 0:00 getting started 4:38 Question 1 9:07 Question 2 14:00 Question 3 23:40 Question 4 30:20 Question 5 38:41 Question 6 44:40 Question 7 49:37 Question 8 53:10 Question 9 59:18 Question 10 1:05:25 Question 11 1:10:04 Question 12 1:16:03 Question 13 1:21:03 Question 14 1:28:43 Question 15 1:30:35 Bonus Question 🔑 If you enjoy my videos, then you can click here to subscribe 🏬 Shop math t-shirt & hoodies: 😎 (non math) IG: ☀️ Twitter: Equipment: 👉 Expo Markers (black, red, blue): 👉 The whiteboard: 👉 Ultimate Integrals On Your Wall: