document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=633856>Question 633856</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If Sis the set of students in Ms. Carmel's class, and A is any subset of S, we define: f1A2=A where A is the complement of A). Notice that the input in this function is a subset of S and the output is a subset of S. Answer the following:\r<BR>\n" );
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document.write( "(a) Explain why f is a function and describe the domain and the range of f.<BR>\n" );
document.write( "(b) If there are 20 children in the class, what are the number of elements in the domain and the number in the range? Explain.<BR>\n" );
document.write( "(c) Is the function in this question a one-to-one cprrespondence? Justify your answer </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #399210 by </B><A HREF=/tutors/aboutme.mpl?userid=solver91311><B>solver91311(24713)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=solver91311><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=solver91311><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=399210\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font face=\"Times New Roman\" size=\"+2\">\r<BR>\n" );
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document.write( "Stop trying to game the system by posting the same question more than once.\r<BR>\n" );
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document.write( "John<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE e^{i\pi}\ +\ 1\ =\ 0\"><BR>\n" );
document.write( "My calculator said it, I believe it, that settles it<BR>\n" );
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