Factor.121 - w2
A. (11 + w)2
B. (11 - w)2
C. (11 - w)(11 + w)
D. prime
Answer: C
Mathematics
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The rectangular garden in the illustration has a width of x and a perimeter of 100 feet. Find x such that the area of the rectangle is maximum.
?
?
a = 100
?
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Mathematics