Series videos

Geometric series introduction

Finite geometric series formula

Worked examples: finite geometric series

Geometric series word problems: swing

Geometric series word problems: hike

Summation notation

Worked example: finite geometric series (sigma notation)

Geometric series with sigma notation

Finite geometric series word problem: social media

Finite geometric series word problem: mortgage

Intro to the Binomial Theorem

Pascal's triangle and binomial expansion

Expanding binomials w/o Pascal's triangle

Expanding binomials

Pascal's triangle & combinatorics

Binomial expansion & combinatorics

Arithmetic series intro

Arithmetic series formula

Worked example: arithmetic series (sigma notation)

Worked example: arithmetic series (sum expression)

Worked example: arithmetic series (recursive formula)

Proof of finite arithmetic series formula