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The Binomial Expansion
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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. AS Level
  2. /Maths
  3. /The Binomial Expansion

Step-by-step lessons on Edexcel AS Level Maths The Binomial Expansion, covering 8.1 Pascal's Triangle, 8.2 Factorial Notation, 8.3 The Binomial Expansion, 8.4 Solving Binomial Problems, and 8.5 Binomial Estimation. Each one builds up to exam-style questions. Build fluency in the core algebra, surds and trigonometry topics early, since they underpin the calculus, statistics and mechanics content that follows.

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