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August 29, 2014

August 29, 2014

Posted by **sally** on Friday, September 4, 2009 at 7:20pm.

- College Algebra 2 -
**drwls**, Saturday, September 5, 2009 at 1:26amYou must have copied something wrong.

N(x) as you have written it will increase with x. There will be no peak.

Are you sure there isn't supposed to be a minus sign in front of 0.4x^2?

Try making a graph to find the answer, once you have verified the correct equation. I recommend you round off N(x) to the nearest integer.

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