document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=486587>Question 486587</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I don't understand this at all, some help would be appreciated..\r<BR>\n" );
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document.write( "(x &#8722; 0.8)(x &#8722; 0.5) [4.6] </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #332709 by </B><A HREF=/tutors/aboutme.mpl?userid=chessace><B>chessace(471)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=chessace><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=chessace><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=332709\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> It is a little weird.<BR>\n" );
document.write( "My best guess is that it is an explicit un-named function with an argument:<BR>\n" );
document.write( "Define f(x)=(x-0.8)(x-0.5)<BR>\n" );
document.write( "Evaluate f with/at x = 4.6<BR>\n" );
document.write( "f[4.6] = ...(sub that value for the 2 x's and compute).<BR>\n" );
document.write( "f(4.6)= 3.8 * 4.1 = 15.58<BR>\n" );
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