document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1120859>Question 1120859</A>: <I><SPAN STYLE=\"word-break: break-all;\"> evaluate without using imaginary numbers:\r<BR>\n" );
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document.write( "fourth root of minus 36\r<BR>\n" );
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document.write( "fourth root of -36 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #736541 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=736541\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> evaluate without using imaginary numbers:\r<BR>\n" );
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document.write( "fourth root of minus 36<BR>\n" );
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document.write( "z^4 = -36<BR>\n" );
document.write( "z^4 = 36cis(180)<BR>\n" );
document.write( "z = sqrt(6)cis(45)<BR>\n" );
document.write( "z = sqrt(6)cis(135)<BR>\n" );
document.write( "z = sqrt(6)cis(225)<BR>\n" );
document.write( "z = sqrt(6)cis(315)<BR>\n" );
document.write( "---------<BR>\n" );
document.write( " </SPAN>\n" );
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