document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=226550>Question 226550</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How do you find i^30?<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #168676 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=168676\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> How do you find i^30?<BR>\n" );
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document.write( "i^2 = -1<BR>\n" );
document.write( "i^4 = 1<BR>\n" );
document.write( "i^8 = 1<BR>\n" );
document.write( "i^12 = 1, etc.<BR>\n" );
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document.write( "Divide the exponent by 4, and use the remainder<BR>\n" );
document.write( "30/4 = 7 rem 2<BR>\n" );
document.write( "i^30 = i^2 = -1<BR>\n" );
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