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September 15, 2014

September 15, 2014

Posted by **Jennifer** on Tuesday, May 14, 2013 at 12:19am.

- Calculus -
**Damon**, Tuesday, May 14, 2013 at 1:11amvolume = v = x^2 h

area = a = x^2 + 4 x h

h = 108/x^2

a = x^2 + 4 x (108/x^2)

a = x^2 + 432/x

da/dx = 0 = 2 x -432/x^2

432 = 2 x^3

x^3 = 216

x = 6

h = 108/36 = 3

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