I'll teach a few things I know and hopefully about a topic that was not on youtube.

Mathematical Funtime: Why does |a +bi| = √(a^2 + b^2)
16:03
Mathematical Funtime: Why does |a +bi| = √(a^2 + b^2)
Mathematical Fun-Time: Closed Form of ∑ k! (from 0 to n)
53:07
Mathematical Fun-Time: Closed Form of ∑ k! (from 0 to n)
Mathematical Tutorial: Shortcut Closed Forms for Positive Powers
1:01:33
Mathematical Tutorial: Shortcut Closed Forms for Positive Powers
Mathematical Tutorial: Find closed forms of ∑sin(k) and ∑cos(k)
36:04
Mathematical Tutorial: Find closed forms of ∑sin(k) and ∑cos(k)
Mathematical Tutorial: Prove sin(x + y) = sin(x)cos(y) + sin(y)cos(x) with Euler's number
24:22
Mathematical Tutorial: Prove sin(x + y) = sin(x)cos(y) + sin(y)cos(x) with Euler's number
Mathematical Tutorial: Closed Form of BigPi(1-(1/2k)) from k = (1 to n)
14:23
Mathematical Tutorial: Closed Form of BigPi(1-(1/2k)) from k = (1 to n)
Mathematical Funtime: d/dx ln(x) without formula
15:37
Mathematical Funtime: d/dx ln(x) without formula
Find the closed form of ∑(1/k!) Where k goes from 0 to n
22:55
Find the closed form of ∑(1/k!) Where k goes from 0 to n
Mathematical Tutorial: Prove sin(x - y) = s(x)c(y) - c(y)s(x) & cos(x - y) = c(x)c(y) + s(y)s(x)
19:51
Mathematical Tutorial: Prove sin(x - y) = s(x)c(y) - c(y)s(x) & cos(x - y) = c(x)c(y) + s(y)s(x)
Mathematical tutorial: Closed Form of sum of ((n choose k) * x^n * y^(n-k)) and what's related.
18:56
Mathematical tutorial: Closed Form of sum of ((n choose k) * x^n * y^(n-k)) and what's related.
Mathematical tutorial: Closed form of sum(1/x^k) from k = (1 to n)
13:47
Mathematical tutorial: Closed form of sum(1/x^k) from k = (1 to n)
Mathematical tutorial: Basic Derivatives
36:15
Mathematical tutorial: Basic Derivatives
Mathematical Tutorial: Basic Trigonometry
27:12
Mathematical Tutorial: Basic Trigonometry
Mathematical Tutorial: Solve for x with twin method
19:21
Mathematical Tutorial: Solve for x with twin method
Mathematical Tutorial: Solve for x on almost every bizzare equations with goldilocks' method
11:44
Mathematical Tutorial: Solve for x on almost every bizzare equations with goldilocks' method
Mathematical Tutorial: Solve for x on x^x^x, x^x^x^x, or x^..^[finiteOf_x] with goldilocks' method
27:25
Mathematical Tutorial: Solve for x on x^x^x, x^x^x^x, or x^..^[finiteOf_x] with goldilocks' method
Mathematical Tutorial: Solve for x on x^x with goldilocks' method - UPDATED
15:44
Mathematical Tutorial: Solve for x on x^x with goldilocks' method - UPDATED
Mathematical Tutorial: Solve for x on x^x with goldilocks' method
13:05
Mathematical Tutorial: Solve for x on x^x with goldilocks' method
Mathematical Just_For_Fun: Series and technique of ln(x)
19:33
Mathematical Just_For_Fun: Series and technique of ln(x)
Mathematical Just_For_Fun: Exponential Extended Equation
25:58
Mathematical Just_For_Fun: Exponential Extended Equation
Faster Derivatives of sin(x) and cos(x)
13:05
Faster Derivatives of sin(x) and cos(x)