document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=189968>Question 189968</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Use the discriminant to find how many places the quadratic function crosses the x-axis.  \r<BR>\n" );
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document.write( "4x^2 + 8x = 0\r<BR>\n" );
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document.write( "a) Two zeros<BR>\n" );
document.write( "b) One zero<BR>\n" );
document.write( "c) No zeros  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #142549 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=142549\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Use the discriminant to find how many places the quadratic function crosses the x-axis. <BR>\n" );
document.write( "4x^2 + 8x = 0 <BR>\n" );
document.write( "D = sqrt(8^2 - 4*4*0) = sqrt(8^2) = 8<BR>\n" );
document.write( "Since D > 0 the function will have two zeros<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.\r<BR>\n" );
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document.write( "a) Two zeros<BR>\n" );
document.write( "b) One zero<BR>\n" );
document.write( "c) No zeros <BR>\n" );
document.write( "0 solutions<BR>\n" );
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