Question

The area of a square is defined by, A(x) =x2 - 18x + 81. Find a polynomial expression that represents the length of the side of the square.

A.) (x - 2)


B.) (x - 3)


C.) (x - 6)


D.) (x - 9)

Answer 1

Area = x² - 18x + 81
Area = (x - 9)²


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Answer: x - 9 (Answer D)
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Answer 2

D) (x-9)
hope this helps :)