document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=128838>Question 128838</A>: <I><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "Simplify the exponential expression.\r<BR>\n" );
document.write( "\n" );
document.write( "(.25xy)(-20x^-1y^-5) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #94225 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley71><B>checkley71(8403)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley71><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=94225\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (.25xy)(-20x^-1y^-5)<BR>\n" );
document.write( ".25*-20=-5<BR>\n" );
document.write( "x^1*-x^-1=x^0=1<BR>\n" );
document.write( "y^1*y^-5=y^-4=1/y^4<BR>\n" );
document.write( "so we have:<BR>\n" );
document.write( "-5/y^4 answer. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );