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December 20, 2014

December 20, 2014

Posted by **Ashley** on Wednesday, November 9, 2011 at 6:48pm.

- Calculus -
**Steve**, Wednesday, November 9, 2011 at 8:43pmIncreasing where f' > 0

Decreasing where f' < 0

f'(x) = 24x^2 + 4x^3 = 4x^2(6+x)

Concave up where f'' > 0

Concave down where f'' < 0

f'' = 48x - 12x^2 = 12x(4-x)

Max where f' = 0 and f'' < 0

Min where f' = 0 and f'' > 0

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