Mostly https://www.youtube.com/watch?v=WUvTyaaNkzM&list=PL0-GT3co4r2wlh6UHTUeQsrf3mlS2lk6x&ab_channel=3Blue1Brown https://www.youtube.com/watch?v=WUvTyaaNkzM&l

Mostly https://www.youtube.com/watch?v=WUvTyaaNkzM&list=PL0-GT3co4r2wlh6UHTUeQsrf3mlS2lk6x&ab_channel=3Blue1Brown https://www.youtube.com/watch?v=WUvTyaaNkzM&list=PL0-GT3co4r... and Khan Academy I just use YouTube a lot and ChatGPT a lot too. ChatGPT is a pretty okay tutor at high school / early college level math