document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=27749>Question 27749</A>: <I><SPAN STYLE=\"word-break: break-all;\"> This is a rational inequality problem, I need help with.\r<BR>\n" );
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document.write( " a/a+2 > 0, any suggestions, please. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #15126 by </B><A HREF=/tutors/aboutme.mpl?userid=longjonsilver><B>longjonsilver(2297)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=longjonsilver><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=longjonsilver><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=15126\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> this has asymptotes, so there is a break in the curve.\r<BR>\n" );
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document.write( "Possibly the best approach is to sketch it, so you can see when it is greater than zero.\r<BR>\n" );
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document.write( "We need to figure out the asymptotes. Looking at the equation, if a=-2, the denominator would then be zero and hence the equation is infinite, so a=-2 is NOT allowed: it is the vertical asymptote.\r<BR>\n" );
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document.write( "How, for the horizontal one, consider huge values of a, say 1000...we get 1000/1002 which is nearly 1. Pick 100000, we get 100000/100002...even closer to 1, so \"y\"=1 is the horizontal asymptote.\r<BR>\n" );
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document.write( "Now, where does the curve cross the axes?\r<BR>\n" );
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document.write( "when y=0, a = 0, so we can then draw in the 2 parts of the curve...i cannot do it here, so you will have to do it.\r<BR>\n" );
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document.write( "From that you can see that the curve is >0 when a>0 and also a<-2.\r<BR>\n" );
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document.write( "jon.<BR>\n" );
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