AQA/AS Maths : Binomial Expansion Part 1 of 2

Introduction of Binomial Expansion of (1+x)^n when n is a positive integer. Talks about Blaise Pascal and his wonderful triangle before moving onto some key concepts and examples. Note this is part 1 of 2, next video looks at expanding (a+bx)^n . Tutorial also includes use of the ncr function and how to find the coefficients of different powers of x in (1+x)^n without having to do a full expansion.

Enjoy

worksheets