Square Roots

Squaring is the function used when we multiply a number by itself.  We use the term square root for the number that was used to make the square.  The radical sign (Ö) is used to represent square root.

Since base2 = square,

Ösquare = square root

 

The "Sq Root Practice" in the flash object above should help you understand the following chart:

Rational Number Principal Square Root Negative Square Root
1 1 -1
4 2 -2
9 3 -3
16 4 -4
25 5 -5
36 6 -6

Principal Square Root Flashcards
 
Home
 
Comments to:  Jim Reed
Started September, 1998. Copyright © 1999, 2000, 2001, 2002

Hit Counter visitors since October 25, 2002