In case it is helpful, here are all my calculus videos in a single playlist ru-vid.com/group/PLxdnSsBqCrrGHwNWnP5XVhytcGL9ExuPE. You can support this channel via Patreon at www.patreon.com/christopherwlum or by clicking on the 'Thanks' button underneath the video. Please let me know what you think in the comments. Thanks for watching!