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    Concept of minimum/maximum for problem solving.

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    Hello, I have been studying the concepts of minimums and maximum values. However, I have a word problem that is really giving me a hard time and I would appreciate some assitance so I will know how to go about solving such a problem in the future.

    * A rectangular hole is to be cut in a wall for a vent. If the perimeter of the hole is 48 inches and the length of the diagonal is a minimum, what are the dimensions of the hole?

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    Solution Preview

    Let the width of the rectangular hole be x

    Given perimeter = 48

    2(length + width) = 48

    length + width = 24

    length + x ...

    Solution Summary

    The concepts of minimum/maximum for problem solving is examined.