document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=890230>Question 890230</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The “zero product property” says that if a product of two numbers is zero,<BR>\n" );
document.write( "then at least one of those numbers must be zero. Explain how the zero<BR>\n" );
document.write( "product property is useful in finding the x-intercepts of a graph. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #538816 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39617)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=538816\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> An explanation? ?\r<BR>\n" );
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document.write( "Imagine you have <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=ax%5E2%2Bbx%2Bc ALIGN=MIDDLE  ALT=\"y=ax%5E2%2Bbx%2Bc\"   DISABLED_style= \"max-width:90%; height:auto;\" > and you believe or you know that this meets or crosses the x axis.  Assume this equation is factorable as <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=a%28x%2Bu%29%28x%2Bv%29 ALIGN=MIDDLE  ALT=\"y=a%28x%2Bu%29%28x%2Bv%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.  The graph intersects the x axis if for some value of x, y=0.  This makes for the equation <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%28x%2Bu%29%28x%2Bv%29=0 ALIGN=MIDDLE  ALT=\"a%28x%2Bu%29%28x%2Bv%29=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "Can you figure how to say the rest of this if more is needed? </SPAN>\n" );
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