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NOTES
Objective Squares & Square Roots
Date: ______________________
Vocabulary/Language of discipline
Exponents:
Square of a Number: The product of a number multiplied by
itself.
Perfect Square: A number whose square root is a whole number.
Square Root: A number that, when multiplied by itself, gives the
original number.
Notes/Rules/Steps/Procedures
*Note: The symbol for a square root is .
This symbol is called a radical sign. It indicates a nonnegative
square root.
To find the square root of a number you need to find the 2 factors
that will equal that number.
36
=
6 x6 = 6
Examples/Patterns
One: Write the following factors using exponents.
a. 18 x18
___________________
b. 25 X 25
___________________
Two: Find the square root of the following numbers.
2 x2 = 2
a.
4 =
b.
144 =
___ x ____ =
c
289 =
___ x ____ =
___
___
Three: Add the square roots
16
+
4x 4 +
4
+
9
25
3x3
3
+
__ x __ +
__ x __
____
____
+
_____
7
Four: True or False.
a. The 30 a perfect square.
b. The
c. The
49
225 is 15.
indicates a negative square root.
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________
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