document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=121107>Question 121107</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Evaluate:<BR>\n" );
document.write( "a) 3^-2 - 3^0+(1/3)^-2<BR>\n" );
document.write( "b)(3^-1+2^-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 #88877 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=88877\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Evaluate:<BR>\n" );
document.write( "a) 3^-2 - 3^0+(1/3)^-2<BR>\n" );
document.write( "= (1/9) - 1 + 9<BR>\n" );
document.write( "= 8 1/9<BR>\n" );
document.write( "= 73/9<BR>\n" );
document.write( "-------------------\r<BR>\n" );
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document.write( "b)(3^-1+2^-1)^-2\r<BR>\n" );
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document.write( "= ((1/3) + (1/2))^-2\r<BR>\n" );
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document.write( "= (5/6)^-2\r<BR>\n" );
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document.write( "= (25/36)^-1\r<BR>\n" );
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document.write( "= 36/25<BR>\n" );
document.write( " = 1 11/25<BR>\n" );
document.write( "===============<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );