Overview
Powers and Roots

Basics of Square Roots

 Video Tutorial

Key Aspects:
  • What is a Square Root?
  • Properties of Square Roots
  • Square Roots of Negative Numbers Do Not Exist
  • Important Square Numbers
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 Revision Cards

1) What is a Square Root

Examples showing the square roots of 9 and 25, explained as non-negative numbers that when squared, return the original number.

2) Characteristics of Square Roots

Explanation of square roots, showing they are non-negative numbers, and negative numbers do not have real square roots, with examples.

3) Important Square Numbers

Practising square roots with examples including 0, 400, and 144, and a list of perfect squares from 0 to 15.

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