document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1130138>Question 1130138</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Determine whether the relation is a function? Explain.. ( 1 , -2) ( 2 , 1) ( 3 , 6 ) ( 4 , 13 ) ( 5 , 22 ) <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 #746786 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=746786\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> It is.  All the x values are different.  For something not to be a function, an x value would have two y-values.  Therefore, if the x-values are all different, there can't be one with two y-values. </SPAN>\n" );
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