(adsbygoogle = window.adsbygoogle || []).push({}); [SOLVED] Optimization problem

1. The problem statement, all variables and given/known data

A Norman window has the shape of a semicircle atop a rectangle so that the diameter of the smicircle is equal to the width of the rectangle. What is the area of the largest possible Norman window with a perimeter of 28 feet?

2. Relevant equations

After solving for b and plugging b into the Area formula I cannot determine the local max. Is the algebra or derivative wrong?

3. The attempt at a solutionplease see attachment

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# Homework Help: Optimization semicircle problem

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