document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1146857>Question 1146857</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Suppose that for a function f , the equation f (x) = 0 has exactly three real-number solutions. <BR>\n" );
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document.write( " Which of the following statements MUST be true?                                                 A. f  is a polynomial of degree 3.  <BR>\n" );
document.write( "B. f  is an invertible function.  <BR>\n" );
document.write( "C. f  has exactly three y-intercepts.    <BR>\n" );
document.write( "D. f  has exactly three x-intercepts </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #768149 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52790)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=768149\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .\r<BR>\n" );
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document.write( "The given condition is EQUIVALENT to statement D.\r<BR>\n" );
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document.write( "So, D must be true.\r<BR>\n" );
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document.write( "The other options are irrelevant.\r<BR>\n" );
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