document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1112786>Question 1112786</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hi,<BR>\n" );
document.write( "Please help me to solve step-by-step on these questions. <BR>\n" );
document.write( "Thank you very much.\r<BR>\n" );
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document.write( "10. Explain in words how to determine whether :<BR>\n" );
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document.write( "	nth root of a^n = a<BR>\n" );
document.write( "	Or<BR>\n" );
document.write( "	nth root of a^n = /a/<BR>\n" );
document.write( "	Simplify the following expression by first rewriting to remove the negative exponent, then writing in radical form, then evaluating, and final simplifying. Refer to Section 8.2 in the text.<BR>\n" );
document.write( "	(-27)/64)^(-2/3)<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 #727800 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=727800\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> n th root of a term, n being even, is the absolute value.<BR>\n" );
document.write( "The presence of the radical asks for the positive square root.<BR>\n" );
document.write( "For the second, invert the fraction to remove the negative sign of the exponent.<BR>\n" );
document.write( "(-64/27)^(2/3)=cube root of each squared.  That becomes (-4/3)^2 or 16/9.<BR>\n" );
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