document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=92157>Question 92157</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the solution sets for the following:\r<BR>\n" );
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document.write( "x^4 + 2x^2 - 15 = 0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #67077 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley71><B>checkley71(8403)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley71><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=67077\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x^4+2x^2-15=0<BR>\n" );
document.write( "(x^2+5)(x^2-3)=0<BR>\n" );
document.write( "x^2+5=0<BR>\n" );
document.write( "x^2=-5<BR>\n" );
document.write( "x=sqrt-5<BR>\n" );
document.write( "x=+/-2.236i answer.<BR>\n" );
document.write( "x^2-3=0<BR>\n" );
document.write( "x^2=3<BR>\n" );
document.write( "x=sqrt3<BR>\n" );
document.write( "x=+/-1.732 answer.<BR>\n" );
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