document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=459296>Question 459296</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Which of the following relations are functions?<BR>\n" );
document.write( "I.	X 2,0,0,2<BR>\n" );
document.write( "Y0,1,4,9\r<BR>\n" );
document.write( "\n" );
document.write( "II.	X 0,1,4,9<BR>\n" );
document.write( "Y2,0,0,2\r<BR>\n" );
document.write( "\n" );
document.write( "III.	X-1,0,1,2<BR>\n" );
document.write( "Y4,-2,-4,-8\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "A.	II and III<BR>\n" );
document.write( "B.	I and  III<BR>\n" );
document.write( "C.	III only <BR>\n" );
document.write( "D.	I only<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #314981 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=314981\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> II and III are functions. I is not a function because the 0 corresponds to two different y-values. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );