Find a Function That Models the Area a of a Rectangle

question 128

Multiple Choice

Find a function that models the area A of a rectangle whose length is 9 ft more than twice its width x .

• A) A(x) = x (9 + 2 x )
• B) A(x) = x (9 x + 2)
• C) A(x) = (9 + 2) x
• D) A(x) = x (9 + x )
• E) A(x) = 9 + 2 x

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