document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1123779>Question 1123779</A>: <I><SPAN STYLE=\"word-break: break-all;\"> what is the subset of 12 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #740143 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=740143\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> recall:\r<BR>\n" );
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document.write( "first you have the empty set: {}\r<BR>\n" );
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document.write( "So the empty set really has <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0 ALIGN=MIDDLE  ALT=\"0\"   DISABLED_style= \"max-width:90%; height:auto;\" > elements, and it has just <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1 ALIGN=MIDDLE  ALT=\"1\"   DISABLED_style= \"max-width:90%; height:auto;\" > subset (which is itself, the empty set).\r<BR>\n" );
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document.write( "It is like asking \"There is nothing available, so what do you choose?\" Answer \"<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=nothing ALIGN=MIDDLE  ALT=\"nothing\"   DISABLED_style= \"max-width:90%; height:auto;\" >\"\r<BR>\n" );
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document.write( "then we have a set with one element: {apple} \r<BR>\n" );
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document.write( "How many subsets does the set {apple} have?: the whole set ({apple}) and the empty set ( {} )\r<BR>\n" );
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document.write( "So any set with one element will have <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2+ ALIGN=MIDDLE  ALT=\"2+\"   DISABLED_style= \"max-width:90%; height:auto;\" >subsets.\r<BR>\n" );
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document.write( "you have a set with one element: {12} \r<BR>\n" );
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document.write( "one element will have <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2+ ALIGN=MIDDLE  ALT=\"2+\"   DISABLED_style= \"max-width:90%; height:auto;\" >subsets, and they are: { } and {12}\r<BR>\n" );
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