Concept explainers
7. A rectangle has one corner in quadrant I on the graph of , another at the origin, a third on the positive , and the fourth on the positive . See the figure below.
Express the area A of the rectangle as a function of x.
What is the domain of A?
Graph . For what value of x is A largest?
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- Algebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:Cengage