Surds
IGCSE 0580
Topic: Number
Core: N/A
Extended: E1.18
Understand and use surds, including simplifying expressions.
Rationalise the denominator.
Simplifying Surds
In this video we will look at how to simplify surds.
Extended only
Rationalising the denominator
In this video we will look at how to rationalise the denominator. It is expected that you rationalise any denominator in your exam.
Extended only
Rationalise using the Conjugate
In this video we will look at how to rationalise the denominator using the conjugate.
Extended only
Surd Questions
Here are some surd questions that you can try on your own.
