document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=346046>Question 346046</A>: <I><SPAN STYLE=\"word-break: break-all;\"> do not use negative exponents:<BR>\n" );
document.write( "(y^3)^-5<BR>\n" );
document.write( "I got: 1/y^15 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #247412 by </B><A HREF=/tutors/aboutme.mpl?userid=Theo><B>Theo(13342)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Theo><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=Theo><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=247412\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (y^3)^(-5) is the same as 1 / (y^3)^5 which equals 1 / y^15\r<BR>\n" );
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document.write( "Looks like you got it.\r<BR>\n" );
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document.write( "If you let y = 2, then y^3 = 125 and 125 ^ -5 = .0000305118 by the calculator, and 1/(y^15) = .000030518 also.\r<BR>\n" );
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document.write( "They're equivalent.\r<BR>\n" );
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document.write( "In general, a^(-b) is equal to 1/(a^b)\r<BR>\n" );
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document.write( "In your equation, y^3 was equal to a, and 5 was equal to b.\r<BR>\n" );
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document.write( " </SPAN>\n" );
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