# Question about Maximum and minimum volumes of a rectangular box

Find the maximum and minimum volumes of a rectangular box whose surface area equals 8000 square cm and whose edge length (sum of lengths of all edges) is 480 cm.

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#### Solution Preview

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Solution

f(x, y, z) = xyz, volume

g(x, y, z) = 2xy + 2yz + 2xz - 8000

h(x, y, z) = 4x + 4 y + 4 z - 480

We have ...

#### Solution Summary

This solution finds the maximum and minimum volumes of a box with a given surface area and edge length.

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