Calculating the Golden Ratio Algebraically
8:43
The Golden Ratio in the Fibonacci Sequence
2:37
` int _(0)^(a) (xdx)/(sqrt(a^(2)+x^(2)) )` is equal to
1:09
How to Simplify the Fraction 18/21
12:29
Calculating the Golden Ratio Geometrically
12:51
Introduction to Variance (3 of 3: Defining the formula)
8:37
Integration by Substitution (1 of 2: Indefinite integrals)
9:08
The Golden Angle (1 of 2: Calculating its Magnitude)
32:08