Glossary 1.1

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The glossary provides definitions and explanations of key terms and concepts essential to understand the topic in the lesson. Be sure to familiarize yourself with each term before attempting the lesson glossary quiz.

Browse the glossary using this index

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R

Radical

the \( \sqrt[]{} \) symbol that is used to denote square root or nth roots.

Radical Expression

an expression containing a square root. E.g: \( \sqrt[]{5}, \sqrt[]{y} +1, \sqrt[6]{15}, and \pm 5\sqrt[]{9} \).

Rational Number

 a number that can be expressed as fraction containing integers. E.g: \( \frac{3}{5} \)