Question 568532
Since you CANNOT divide by zero, this means that x^2-9 cannot be zero. Notice how x=-3 and x=3 make x^2-9 zero. So they are NOT in the domain.



So the answer is choice B

<font color=red>-------------------------------------------------------------------------------------------------</font>

<b><font size=3>If you need more help, email me at <a href="mailto:jim_thompson5910@hotmail.com">jim_thompson5910@hotmail.com</a>


Also, please consider visiting my website: <a href="http://www.freewebs.com/jimthompson5910/home.html">http://www.freewebs.com/jimthompson5910/home.html</a> and making a donation. Thank you


Jim</font></b>

<font color=red>-------------------------------------------------------------------------------------------------</font>