The volume of a cube decreases at a rate of 0.4 ft^3 /min. What
is the rate of change of the side length when the side lengths are
12ft?
A. Write an equation relating the volume of a cube, V, and an
edge of the cube, s?
B. Differentiate both sides of the equation with respect to t
dV/dt = ____ ds/dt
C. The rate of change of the side length when the side lengths
are 12 ft is?