x

What the binomial expansion is

What the binomial expansion is

Pascal's triangle up to row 6 with row 5 highlighted and arrows showing powers of a decrease while powers of b increase A binomial is an expression with two terms, such as a+ba+ba+b or 2−5x2-5x2−5x. Expanding a binomial means multiplying it out and collecting like terms.

The Binomial Expansion Lesson

  1. A Level
  2. /Maths
  3. /The Binomial Expansion

Step-by-step lessons covering Edexcel A Level Maths The Binomial Expansion for A Level Maths. Each lesson breaks down 8.1 Pascal's Triangle, 8.2 Factorial Notation, 8.3 The Binomial Expansion, 8.4 Solving Binomial Problems, and 8.5 Binomial Estimation, then works through exam-style questions in Paper 1, Paper 2 and Paper 3 format. Build fluency with the core pure algebra and calculus toolkit early, since almost every mechanics and statistics topic on the course depends on it.

Lessons

Algebraic ExpressionsGraphs and TransformationsStraight Line GraphsThe Binomial ExpansionTrigonometric RatiosVectorsIntegrationExponentials and Logarithms