3 levels of "perpendicular"
11:08
My first calculus 3 limit on YouTube
12:59
You probably haven't solved a quartic equation like this before!
9:15
The BIGGEST rectangle under y=x^3 (but NO calculus!)
7:31
I want all trig functions in one integral!
15:19
What does the second derivative actually do in math and physics?
10:13
Why Few Math Students Actually Understand the Meaning of Means
13:55
Imaginary numbers aren't imaginary
19:28