07-2-2016, 12:51 AM
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#13
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D6.9 Prime Buttonhitter
  
Join Date: Dec 2013
Location: Antarctica
Age: 24
Posts: 703
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Re: Quick Credit Nab!
Took a random guess, and it's probably wrong.
Just came to mind since the vertex of a parabola can also be called an extreme. |
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