document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=913356>Question 913356</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a) Determine if the relation is also a function<BR>\n" );
document.write( "b) Give the domain or range of the relation or function<BR>\n" );
document.write( "    { (7,6), (8,1), (3,9), (8,2), (7,7), (3,2) }<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 #554446 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20850)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=554446\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> \r<BR>\n" );
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document.write( "Rule: <BR>\n" );
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document.write( "A function can have two of the same <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x ALIGN=MIDDLE  ALT=\"x\"   DISABLED_style= \"max-width:90%; height:auto;\" > values, but it cannot have two identical <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y ALIGN=MIDDLE  ALT=\"y\"   DISABLED_style= \"max-width:90%; height:auto;\" > values.\r<BR>\n" );
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document.write( "{ (7,6), (8,1), (3,9), (8,2), (7,7), (3,2) }\r<BR>\n" );
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document.write( "IS NOT A FUNCTION because the ordered pairs (8,2)  and (3,2) have the same <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y ALIGN=MIDDLE  ALT=\"y\"   DISABLED_style= \"max-width:90%; height:auto;\" > coordinate\r<BR>\n" );
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document.write( "The domain is just all the <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x ALIGN=MIDDLE  ALT=\"x\"   DISABLED_style= \"max-width:90%; height:auto;\" > values and the range is just all the <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y ALIGN=MIDDLE  ALT=\"y\"   DISABLED_style= \"max-width:90%; height:auto;\" >values.\r<BR>\n" );
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document.write( "domain: { 3,7,8}\r<BR>\n" );
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document.write( "range:{1,2,6,7,9}\r<BR>\n" );
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