document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1195640>Question 1195640</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Let  <BR>\n" );
document.write( "S={1,2,3,...,18,19,20} be the universal set.\r<BR>\n" );
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document.write( "Let sets  A and B be subsets of S, where:\r<BR>\n" );
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document.write( "Set  A={1,2,4,5,7,10,13,15,16,17}<BR>\n" );
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document.write( "Set  B={1,3,6,9,10,12,16,17,18}<BR>\n" );
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document.write( "Determine the following:\r<BR>\n" );
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document.write( "n(A)=<BR>\n" );
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document.write( "n(¯A)=<BR>\n" );
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document.write( "n(B)=<BR>\n" );
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document.write( "n(A∩B)=<BR>\n" );
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document.write( "n(A∪B)=<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 #828228 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=828228\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> n=number and there are 10 elements in A, and there are 10 elements on n(-A).<BR>\n" );
document.write( "There are 9 elements in B.<BR>\n" );
document.write( "The intersection is {1,10,16,17}<BR>\n" );
document.write( "The union is {1,2,3,4,5,6,7,9,10,12,13,15,16,17,18}<BR>\n" );
document.write( "There are 19 elements in both combined, 4 are the same, that leaves 15 in the union which are shown above. </SPAN>\n" );
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