document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=256456>Question 256456</A>: <I><SPAN STYLE=\"word-break: break-all;\"> find M^-1    (inverse)\r<BR>\n" );
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document.write( "M=   1 2 0<BR>\n" );
document.write( "    -1 2 1<BR>\n" );
document.write( "     0 3 1\r<BR>\n" );
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document.write( "M^-1 =  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #188559 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=188559\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> find M^-1    (inverse)\r<BR>\n" );
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document.write( "M=   1 2 0<BR>\n" );
document.write( "    -1 2 1<BR>\n" );
document.write( "     0 3 1\r<BR>\n" );
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document.write( "M^-1 = -1 -2  2<BR>\n" );
document.write( "        1  1 -1<BR>\n" );
document.write( "       -3 -3  4\r<BR>\n" );
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document.write( "======================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );