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1 vote
9. If the area of a square is given by the polynomial 4x2 – 36x + 81, then which of the following expressions represents the length of one side of the square?

A 2x - 9
B 2x + 9
C 4x - 18
D 4x + 18

1 Answer

12 votes

Answer:

it is b

Explanation:

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User Maarten Derickx
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