**In this module you can study radicals, such as square roots and cube roots.**

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Radicals (roots) are the inverse of exponents. For example, to "undo" a square, you take the square root.

e.g. = 4 and √4 = 2

**Study and practice**

- Study square rootsAt the end of the lesson, there's an online quiz to help you check your understanding.
- Study cube rootsRead about cube roots. At the end of the tutorial, you can take a quiz to check your understanding.
- Download a radicals worksheetCreate your own radicals worksheet at math-aids.com.

The video explains how to find roots on a Casio fx-991 scientific calculator.

0.35 min - square root of a number

0.55 min - cube root of a number

1.22 min - x root of a number

- Online scientific calculator from Calculator.netTo open the scientific calculator in a new window, you MUST click the link.

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