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January 30, 2015

January 30, 2015

Posted by **-** on Tuesday, February 9, 2010 at 11:28pm.

y=x-2x^3

- calculus -
**Reiny**, Tuesday, February 9, 2010 at 11:30pmtake the derivative

dy/dx = 1 - 6x^2

sub in the value of x=2

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