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April 1, 2015

April 1, 2015

Posted by **Elliot** on Monday, September 12, 2011 at 7:26pm.

f(x)=2x+5

difference quotient-f(x+h)-f(x)/h

- Pre-Calculus -
**Reiny**, Monday, September 12, 2011 at 7:32pm[2(1+.5) + 5 - (2(1)+5)]/.5

= [3+5 - (2+5)]/.5

= 1/.5

= 2

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