<PRE><B>Question 706017</B>
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The domain of a rational function is the set of real numbers excluding any value that makes the denominator equal to zero.  Set the denominator polynomial equal to zero and solve for the two roots.  The domain of the original function is the set of real numbers excluding those to roots.


John
*[tex \LARGE e^{i\pi}\ +\ 1\ =\ 0]
&lt;font face=&quot;Math1&quot; size=&quot;+2&quot;&gt;Egw to Beta kai to Sigma&lt;/font&gt;
My calculator said it, I believe it, that settles it
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