document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=397830>Question 397830</A>: <I><SPAN STYLE=\"word-break: break-all;\"> At what value of x does the graph of the function F(x) have a vertical asymptote?\r<BR>\n" );
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document.write( "F(x)=1/x-7<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #281965 by </B><A HREF=/tutors/aboutme.mpl?userid=richard1234><B>richard1234(7193)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richard1234><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=richard1234><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=281965\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Please put parentheses wherever necessary...this makes sure that I or other tutors don't question whether you mean <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29+=+1%2F%28x-7%29 ALIGN=MIDDLE  ALT=\"f%28x%29+=+1%2F%28x-7%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29+=+1%2Fx+-+7 ALIGN=MIDDLE  ALT=\"f%28x%29+=+1%2Fx+-+7\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "In either case, the vertical asymptote occurs when <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29+=+b%2F0 ALIGN=MIDDLE  ALT=\"f%28x%29+=+b%2F0\"   DISABLED_style= \"max-width:90%; height:auto;\" > for nonzero b. This means, set the denominator to zero. This can imply x = 7 if <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29+=+1%2F%28x-7%29 ALIGN=MIDDLE  ALT=\"f%28x%29+=+1%2F%28x-7%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > or x = 0 if <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29+=+1%2Fx+-+7 ALIGN=MIDDLE  ALT=\"f%28x%29+=+1%2Fx+-+7\"   DISABLED_style= \"max-width:90%; height:auto;\" >. In either case there is a nonzero numerator. </SPAN>\n" );
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