document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=391772>Question 391772</A>: <I><SPAN STYLE=\"word-break: break-all;\"> how do i use the zero-factor property when solving a quadratic equation. can they both sides be zero?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #277948 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=277948\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> for example,<BR>\n" );
document.write( "(x + 1)*(x + 2) = 0<BR>\n" );
document.write( "For for product to be zero, either x + 1 = 0, or x + 2 = 0.<BR>\n" );
document.write( "If both terms are not zero, then the product would not be zero.<BR>\n" );
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document.write( "This does not apply to other numbers.<BR>\n" );
document.write( "(x+1)*(x+2) = 4 does NOT mean than one of the terms = 4, or that they both equal 2, or any other limitation.<BR>\n" );
document.write( "It's the \"zero product\", the product must equal zero.<BR>\n" );
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