Powers & Roots
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Powers and Roots are mirrors of each other. Raising a number to a power means to multiply it by itself a fixed number of times--it's a shortcut notation for repeated multiplication. Conversely, taking the root of a number means to find the original multiplier.

Powers Text Video

 

 

 

Roots Text Video
Square Roots
What is a Square? What is a Square Root? Extracting a Square Root. Perfect Squares. Table of Perfect Squares. Non-Perfect Squares. Estimating Roots of Non-Perfect Squares.


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