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December 19, 2014

December 19, 2014

Posted by **Leanna** on Tuesday, September 21, 2010 at 11:06pm.

(f(3+h)-(f(3-h))/2h

- Calculus, need help again... -
**MathMate**, Wednesday, September 22, 2010 at 7:02amDo exactly what is suggested, and simplify the resulting expression:

(f(3+h)-(f(3-h))/2h

=((3+h)²-2(3+h)-((3-h)²-2(3-h)))/2h

=...

Take the limit h->0 if necessary.

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