7:38

Ratio Problems (Solving by Two Methods)

8:03

Intro to Geometric Progressions (1 of 3: Definitions)

6:56

Sum of an Arithmetic Progression (1 of 5: Visual derivation of formula)

14:41

How To Derive The Sum Formula of a Geometric Series

46:34

700 years of secrets of the Sum of Sums (paradoxical harmonic series)

10:37

Limiting Sum (1 of 2: Introduction)

30:14

Geometric Sequences (Precalculus - College Algebra 71)

7:09

Sum of an Arithmetic Progression (5 of 5: How far between the truck stops?)