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Mathematics 12 Online
OpenStudy (anonymous):

A basketball court is in the shape of a rectangle. It has a length of (x − 7) meters and a width of (x + 3) meters. The expression below represents the area of the court in square meters. (x − 7)(x + 3) Which of the following simplified expressions represents the area of the basketball court in square meters?

OpenStudy (mertsj):

x^2-4x-21

OpenStudy (anonymous):

\[ x^2-4x-21 \]

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