What Is A Surd | Understanding Surds

This video explains what a surd is and how to find out if a root is a surd or not. It provides an introduction to understanding surds, which is crucial before studying how to manipulate surds. Practice questions are at the end of the video.

After watching this, see our video Simplifying Surds: Multiplication    • Simplifying Surds: Multiplication  

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00:00 Introduction
00:19 What is a surd, example question
01:32 Examples of roots which are not surds
01:52 Examples of roots which are surds
02:04 Practice question


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