fredman15 fredman15

12-11-2020
Mathematics

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a rectangles length is four feet more than its width write a quadratic function that expresses the rectangles area in terms of its width

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helpmeoutplease71 helpmeoutplease71

12-11-2020

Let's call the width: w and the length: L.

L = w + 4
Area = L x w

Substitute w+4 for L in the area equation.

So, Area = (w+4) x w
Rewritten as: w^2 + 4w

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