document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=86427>Question 86427</A>: <I><SPAN STYLE=\"word-break: break-all;\"> can anyone help me with this:  find the vertical asymptoe(s), if any, for f(x)=(4x-7)/(x^2+5x+4) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #62522 by </B><A HREF=/tutors/aboutme.mpl?userid=josmiceli><B>josmiceli(19441)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josmiceli><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=josmiceli><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=62522\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=%284x-7%29%2F%28x%5E2%2B5x%2B4%29 ALIGN=MIDDLE  ALT=\"f%28x%29=%284x-7%29%2F%28x%5E2%2B5x%2B4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "For what values of x does f(x) approach infinity?<BR>\n" );
document.write( "Rewrite the equation, factoring the denominator<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=%284x-7%29%2F%28x+%2B+4%29%28x+%2B+1%29 ALIGN=MIDDLE  ALT=\"f%28x%29=%284x-7%29%2F%28x+%2B+4%29%28x+%2B+1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "The denominator is zero for x=-4 and x=-1<BR>\n" );
document.write( "That is when f(x) approaches infinity, so those<BR>\n" );
document.write( "are the vertical asymptotes </SPAN>\n" );
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