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January 28, 2015

January 28, 2015

Posted by **kate** on Friday, January 27, 2012 at 10:58am.

f (x) = x3, from x = 8 to x = 9

- math -
**Reiny**, Friday, January 27, 2012 at 11:13amf(8) = 8^3 = 512

f(9) = 9^3 =729

averg rate of change = (729-512)/(9-8) = 217

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