document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=136903>Question 136903</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Which value is not in the domain of the function y=3/x<BR>\n" );
document.write( "a. -3<BR>\n" );
document.write( "b. 0<BR>\n" );
document.write( "c. 1<BR>\n" );
document.write( "d. 6\r<BR>\n" );
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document.write( "Can you teach me how to do it. because i really dont know... and i need help with it... </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #100192 by </B><A HREF=/tutors/aboutme.mpl?userid=Earlsdon><B>Earlsdon(6294)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Earlsdon><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=100192\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The domain of a functionis the set of all possible values of the independent variable, that's x in this problem.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y+=+3%2Fx ALIGN=MIDDLE  ALT=\"y+=+3%2Fx\"   DISABLED_style= \"max-width:90%; height:auto;\" > Of all the choices of answers, there is only one of them that cannot be used as the value for x. That one is x = 0.<BR>\n" );
document.write( "Why, because if x were zero, then your function (equation) would be:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y+=+3%2F0 ALIGN=MIDDLE  ALT=\"y+=+3%2F0\"   DISABLED_style= \"max-width:90%; height:auto;\" > and division by zero is undefined in math and therefore not allowed.<BR>\n" );
document.write( "So we say that x=0 is an excluded member of the domain. </SPAN>\n" );
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