# How do I find small changes?

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a hollow metal cube has an exterior edge length of 10 cm.

use differentiation to find the approximate volume of metal required to make the cube if the walls are 2mm thick.

a hollow metal cube has an exterior edge length of 10 cm.

use differentiation to find the approximate volume of metal required to make the cube if the walls are 2mm thick.

##### 1 Answer

Jan 22, 2018

#### Answer:

See below.

#### Explanation:

We have