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September 21, 2014

September 21, 2014

Posted by **Anna** on Thursday, February 3, 2011 at 9:45pm.

- Calculus -
**bobpursley**, Thursday, February 3, 2011 at 9:57pmslope?

f'(x)= 1/cosx * -sinx

or -tanx what is -tan(PI/6) ?

- Calculus -
**Anna**, Thursday, February 3, 2011 at 10:02pmthank you!

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