document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1178897>Question 1178897</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hello there,<BR>\n" );
document.write( "I'm trying to arrive at the correct answer of  {±4,±i√3}. Any help would be great thank you.\r<BR>\n" );
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document.write( "Solve and express your solution in simplified form.\r<BR>\n" );
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document.write( "x^4−13x^2−48=0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #808349 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20850)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=808349\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E4-13x%5E2-48=0 ALIGN=MIDDLE  ALT=\"x%5E4-13x%5E2-48=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >...factor\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E4-16x%5E2%2B3x%5E2-48=0+ ALIGN=MIDDLE  ALT=\"x%5E4-16x%5E2%2B3x%5E2-48=0+\"   DISABLED_style= \"max-width:90%; height:auto;\" >,,,group\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x%5E4-16x%5E2%29%2B%283x%5E2-48%29=0+ ALIGN=MIDDLE  ALT=\"%28x%5E4-16x%5E2%29%2B%283x%5E2-48%29=0+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E2%28x%5E2-16%29%2B3%28x%5E2-16%29=0+ ALIGN=MIDDLE  ALT=\"x%5E2%28x%5E2-16%29%2B3%28x%5E2-16%29=0+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x%5E2+-16%29%28x%5E2+%2B+3%29+=+0 ALIGN=MIDDLE  ALT=\"%28x%5E2+-16%29%28x%5E2+%2B+3%29+=+0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x%5E2+-4%5E2%29%28x%5E2+%2B+3%29+=+0 ALIGN=MIDDLE  ALT=\"%28x%5E2+-4%5E2%29%28x%5E2+%2B+3%29+=+0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x+-+4%29+%28x+%2B+4%29+%28x%5E2+%2B+3%29+=+0 ALIGN=MIDDLE  ALT=\"%28x+-+4%29+%28x+%2B+4%29+%28x%5E2+%2B+3%29+=+0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "solutions:\r<BR>\n" );
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document.write( "if <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x+-+4%29++=+0 ALIGN=MIDDLE  ALT=\"%28x+-+4%29++=+0\"   DISABLED_style= \"max-width:90%; height:auto;\" >=><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=4 ALIGN=MIDDLE  ALT=\"x=4\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "if <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28x+%2B+4%29++=+0 ALIGN=MIDDLE  ALT=\"+%28x+%2B+4%29++=+0\"   DISABLED_style= \"max-width:90%; height:auto;\" >=> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=-4 ALIGN=MIDDLE  ALT=\"x=-4\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "if <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28x%5E2+%2B+3%29+=+0 ALIGN=MIDDLE  ALT=\"+%28x%5E2+%2B+3%29+=+0\"   DISABLED_style= \"max-width:90%; height:auto;\" >=><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x%5E2+=-+3 ALIGN=MIDDLE  ALT=\"+x%5E2+=-+3\"   DISABLED_style= \"max-width:90%; height:auto;\" >=><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x+=sqrt%28-+3%29 ALIGN=MIDDLE  ALT=\"+x+=sqrt%28-+3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > =><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x+=i%2Asqrt%283%29 ALIGN=MIDDLE  ALT=\"+x+=i%2Asqrt%283%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x+=+-i%2Asqrt%283%29 ALIGN=MIDDLE  ALT=\"+x+=+-i%2Asqrt%283%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > \r<BR>\n" );
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document.write( "so, we have:\r<BR>\n" );
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document.write( "Real solutions:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=4 ALIGN=MIDDLE  ALT=\"x=4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=-4 ALIGN=MIDDLE  ALT=\"x=-4\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Complex solutions:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x+=i%2Asqrt%283%29 ALIGN=MIDDLE  ALT=\"+x+=i%2Asqrt%283%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x+=+-i%2Asqrt%283%29 ALIGN=MIDDLE  ALT=\"+x+=+-i%2Asqrt%283%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > \r<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );