or
Liz just returned from a trip to visit some of the national parks with her family, and she wants to print her favorite picture from the trip to hang on her wall. She is not quite sure what size print she wants to get, although she does know that she wants the print to be square. She also wants to add a border that is 3 inches wide around the sides of the photo.
The total area of the photo and border in square inches can be modeled by the expression
(
x
6
)
(
x
6
)
,
where
x
is the width of the photo in inches. This expression can also be written in the form
x
2
12
x
36
.
What does the quantity
12
x
36
represent in the expression?
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