Friday

August 22, 2014

August 22, 2014

Posted by **Anonymous** on Sunday, June 8, 2014 at 7:32pm.

- MATH -
**Steve**, Sunday, June 8, 2014 at 7:50pmthe length is 270-x

So, the area is length*width, or

f(x) = x(270-x)

As with all parabolas, the vertex is midway between the roots, so in this case, it's at x=135.

Since the graph opens downward, the vertex represents the maximum possible area.

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