document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=720087>Question 720087</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need to solve the following equation by factoring:\r<BR>\n" );
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document.write( "x^4-2x^2-3=0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #441640 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=441640\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E4-2x%5E2-3=0 ALIGN=MIDDLE  ALT=\"x%5E4-2x%5E2-3=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Choose some variable, anything, v.  Let <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=v=x%5E2 ALIGN=MIDDLE  ALT=\"v=x%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >.  Now solve first for <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=v%5E2-2v-3=0 ALIGN=MIDDLE  ALT=\"v%5E2-2v-3=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >.  Can you factor the left member?\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28v%2B1%29%28v-3%29=0 ALIGN=MIDDLE  ALT=\"%28v%2B1%29%28v-3%29=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >.  What more should you do? </SPAN>\n" );
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