Asked by Joel

An ice cube that is 3 cm on each side is melting at a rate of 2 cm cubed per minute. how fast is the length of the side decreasing?
Answered by Reiny
given: dV/dt = -2 cm^3/min

V= x^3
dV/dt = 3x^2 dx/dt
-2 = 3(9)dx/dt
dx/dt = -2/27 cm/min

decreasing at 2/27 cm/min
Answered by Adnan
-13.5
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