- #1

masterchiefo

- 212

- 2

## Homework Statement

Growth is observed for a cubic crystal. Initially the height of the cube is 1 cm . the surface of the cube increases at a rate of 6 cm

^{2}/ hour.

Question: Calculate dh/dt

## Homework Equations

ds/dt = ds/dh * dh/dt

## The Attempt at a Solution

ds/dt = 6 cm

^{2}/ hour

ds/dh = h*h = 2*h

My answer: 6/2hThe answer I should get: 1/2h

I do not understand how to get to that answer thank you.