document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=209463>Question 209463</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need help sovling this problem. I need steps in words as well as the math. Please help I nee to know how to do this.\r<BR>\n" );
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document.write( "(81a^12 b^16)^-1/2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #158374 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=158374\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I need help sovling this problem. I need steps in words as well as the math. Please help I nee to know how to do this. <BR>\n" );
document.write( "(81a^12 b^16)^-1/2<BR>\n" );
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document.write( "The exponent has two instructions:<BR>\n" );
document.write( "#1: the negative means \"invert\"<BR>\n" );
document.write( "#2: the 1/2 means \"take the square root\"<BR>\n" );
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document.write( "You may do the instructions in any order and get the same answer:<BR>\n" );
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document.write( "So,<BR>\n" );
document.write( "Take the square root and you get:<BR>\n" );
document.write( "(9*a^6*b^8)^-1<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Now,<BR>\n" );
document.write( "Invert to get:<BR>\n" );
document.write( "1/(9a^6 * b^8)<BR>\n" );
document.write( "=========================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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