Curated Video
Can You Solve A Bloomberg Interview Puzzler? How Often Do 2 People Sit Adjacently?
If 5 people (A, B, C, D, E) are randomly seated at a circular table, what is the probability A and B will be seated next to each other? What if they are seated in a row instead? And what is the answer, for both cases (circular and row),...
Curated Video
The Quadratic Formula - Why Do We Complete The Square? INTUITIVE PROOF
The quadratic formula is really useful, but its derivation is confusing to many. Like what is the point of "completing the square" anyway? In this video, I show how "completing the square" has a geometric interpretation--you are actually...