document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=328480>Question 328480</A>: <I><SPAN STYLE=\"word-break: break-all;\"> (-16)^1/4<BR>\n" );
document.write( "for my answer I got <BR>\n" );
document.write( "^4 sqrt 16 = 3 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #235351 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=235351\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (-16)^1/4<BR>\n" );
document.write( "-----------<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=16+=+2%5E4 ALIGN=MIDDLE  ALT=\"16+=+2%5E4\"   DISABLED_style= \"max-width:90%; height:auto;\" > there's no 3 involved.<BR>\n" );
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document.write( "-16 = 16cis(180)<BR>\n" );
document.write( "(-16)^1/4 = 2cis(45 + n*360)<BR>\n" );
document.write( "= 2cis(45), 2cis(135), 2cis(225), 2cis(315)<BR>\n" );
document.write( "= sqrt(2) + i*sqrt(2)<BR>\n" );
document.write( "= -sqrt(2) + i*sqrt(2)<BR>\n" );
document.write( "= -sqrt(2) - i*sqrt(2)<BR>\n" );
document.write( "= sqrt(2) - i*sqrt(2)<BR>\n" );
document.write( "------------------------<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );