Question 889859
<font face="Times New Roman" size="+2">


Quadratic functions with positive lead coefficients open upward and with negative lead coefficients open downward.  Both coordinates positive is Q1, x negative, y positive is Q2, both negative Q3, x positive, y negative is Q4.


John
*[tex \LARGE e^{i\pi}\ +\ 1\ =\ 0]
My calculator said it, I believe it, that settles it
<div style="text-align:center"><a href="http://outcampaign.org/" target="_blank"><img src="http://cdn.cloudfiles.mosso.com/c116811/scarlet_A.png" border="0" alt="The Out Campaign: Scarlet Letter of Atheism" width="143" height="122" /></a></div>
</font>