Binomial Expansion Formula
Examples, solutions, videos, activities, and worksheets that are suitable for A Level Maths.
The following figures show the binomial expansion formulas for (a + b)n and (1 + b)n. Scroll down the page for more examples and solutions.
A-level Maths: Binomial expansion formula for positive integer powers: tutorial 1
In this tutorial you are shown how to use the binomial expansion formula for expanding expressions of the form (1+x)n. We look at expanding expressions where the power n is a positive integer.
A-level Maths : Extending the Binomial Expansion Formula: tutorial 2
In this tutorial you are shown how to use the binomial expansion formula for expanding expressions of the form A Level Maths. We look at expanding expressions where the power n is a positive integer.
Binomial Expansion : Pascal’s Triangle
In this tutorial you are shown how to use the binomial expansion formula for expanding expressions of the form A Level Maths using Pascal’s triangle when n is a small positive integer
Binomial Expansion : Rational Powers
In this tutorial you are shown how to use the binomial expansion for rational powers
Binomial Expansion : Validity for Rational Powers
In this tutorial you are shown how to work out the range of values for x for which the binomial expansion for rational powers is valid.
Try out our new and fun Fraction Concoction Game.
Add and subtract fractions to make exciting fraction concoctions following a recipe. There are four levels of difficulty: Easy, medium, hard and insane. Practice the basics of fraction addition and subtraction or challenge yourself with the insane level.
We welcome your feedback, comments and questions about this site or page. Please submit your feedback or enquiries via our Feedback page.