why the area under the tangent line of 1/x is special
8:51
the last question on my calc 2 final
14:59
my all-in-one calculus question
14:50
finally 0^0 approaches 0 (after 6 years!)
33:25
How people came up with the natural logarithm and the exponential function #SoME1
11:12
the last question on a Harvard-MIT Math Tournament!
7:05
Why Are Slope and Area Opposite: The Fundamental Theorem of Calculus
12:16
7 Outside The Box Puzzles
11:27