document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=762294>Question 762294</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Let U = {x&#9474;x is an American}<BR>\n" );
document.write( "C = {x&#9474;x is a smoker}<BR>\n" );
document.write( "D = {x&#9474;x has a health problem}<BR>\n" );
document.write( "E = {x&#9474;x is a male}<BR>\n" );
document.write( "Describe in words a member of each of the following:<BR>\n" );
document.write( "(a) ¯C¯<BR>\n" );
document.write( "(b) ¯C¯ &#8745; ¯D¯<BR>\n" );
document.write( "(c) C &#8745; D<BR>\n" );
document.write( "(d) D - C<BR>\n" );
document.write( "(e) D U C<BR>\n" );
document.write( "NOTE:  U denotes “union” , &#8745; denotes “intersection” and ¯ ¯ denotes “negation”, <BR>\n" );
document.write( "              for example, ¯ C¯ = is not a smoker<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 #463841 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=463841\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Something like this may be easy to see if you have a small set of people. If not, then I recommend you practice this some more until it becomes easier to spot.\r<BR>\n" );
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document.write( "(a) ¯C¯ = set of all non-smoking Americans\r<BR>\n" );
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document.write( "(b) ¯C¯ &#8745; ¯D¯ = set of all non-smoking Americans who don't have health problems\r<BR>\n" );
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document.write( "(c) C &#8745; D = set of all Americans who smoke and have health problems\r<BR>\n" );
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document.write( "(d) D - C = set of all Americans who have health problems BUT do NOT smoke\r<BR>\n" );
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document.write( "(e) D U C = set of all Americans who have health problems or they smoke (or both)\r<BR>\n" );
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document.write( "Note: for some reason set E is never used at all. </SPAN>\n" );
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