document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=633063>Question 633063</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 9x^4+ 26x^2 = 3 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #398633 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=398633\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 9x^4+ 26x^2 = 3\r<BR>\n" );
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document.write( "let x^2=a\r<BR>\n" );
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document.write( "9a^2+26a-3=0\r<BR>\n" );
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document.write( "9a^2+27a-a-3=0\r<BR>\n" );
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document.write( "9a(a+3)-1(a+3)=0\r<BR>\n" );
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document.write( "(9a-1)(a+3)=0\r<BR>\n" );
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document.write( "either 9a-1=0 \r<BR>\n" );
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document.write( "OR\r<BR>\n" );
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document.write( "a+3=0\r<BR>\n" );
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document.write( "9a-1=0<BR>\n" );
document.write( "resubstitute a<BR>\n" );
document.write( "9x^2-1=0<BR>\n" );
document.write( "(3x+1)(3x-1)=0\r<BR>\n" );
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document.write( "x= +/- 1/3\r<BR>\n" );
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document.write( "----<BR>\n" );
document.write( "a+3=0<BR>\n" );
document.write( "x^2+3=0<BR>\n" );
document.write( "x^2=-3\r<BR>\n" );
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document.write( "x^2=-1*3\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=+sqrt%28-1%29+%2A+sqrt%283%29 ALIGN=MIDDLE  ALT=\"x=+sqrt%28-1%29+%2A+sqrt%283%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "x= +/-sqrt(3)i\r<BR>\n" );
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document.write( "x= +/- (1/3) </SPAN>\n" );
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