document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=391742>Question 391742</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Is A=(a,b,c,d) and B=(a,c), find a set C such that A intersection C = B. Is C unique? <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 #277987 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=277987\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The only requirements of set C to make <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE A \cap C = B\"> is that set C must have the elements 'a' and 'c' (since set A has these two elements as well). Other than that, set C can have ANYTHING else.\r<BR>\n" );
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document.write( "So for instance, one such set could be \r<BR>\n" );
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document.write( "C = {a,b,c,e}\r<BR>\n" );
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document.write( "or it could be\r<BR>\n" );
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document.write( "C = {a,c,r,q}\r<BR>\n" );
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document.write( "or it could be\r<BR>\n" );
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document.write( "C = {a,b,c,w,x,y,z}\r<BR>\n" );
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document.write( "And it goes on. It doesn't matter as long as 'a' and 'c' are in there. So this means that C is NOT unique.\r<BR>\n" );
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document.write( "Jim </SPAN>\n" );
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