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August 22, 2014

August 22, 2014

Posted by **matt** on Friday, March 16, 2012 at 8:58pm.

- calc -
**Reiny**, Friday, March 16, 2012 at 9:08pmf(-2) = -8

f(3) = 7

average slope = (7+8)/(3+2) = 3

f'(x) = 3x^2 - 2x - 3

f'(c) = 3c^2 - 2c - 3

3c^2 - 2c - 3 = 3

3c^2 - 2c - 6 = 0

c = (2 ± √73)/6

= (2 ± 6√2)/6

= 1/3± √2

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