document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=429348>Question 429348</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Explain why the line x=4 is a vertical line. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #298241 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=298241\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> It is because the function contains all ordered pairs with an x-coordinate 4. If you connect all such points on an xy-plane, it will be a vertical line. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );