Original
A rectangular prism (a box) with a square base is deforming in such a way that it maintains a
constant volume. At the instant that its height is {{MATH_1}},
the length of its base is {{MATH_2}}, and its length is {{CMD_3}}shrinking{{CMD_4}} at a rate of {{MATH_5}},
what is the rate of
change in the height of the box?