Binomial Expansion Formula

Here, we have a collection of videos, activities and worksheets that are suitable for A Level Maths.

 

 

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+bx)^n. 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+bx)^n using Pascals 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.

 

 

 

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