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Mathematics, 15.04.2020 19:01 tlecuyer

If 180 feet of fence is to be used to enclose a rectangular yard, then the resulting area of the fenced yard is given by A = x(90 βˆ’ x) where x is the width of the rectangle. (a) If A = A(x), find A(4) and A(20). A(4) = square feet A(20) = square feet

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