document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=146169>Question 146169</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need help.<BR>\n" );
document.write( "Suppose that A^-1=Matrix[2 -1] find A<BR>\n" );
document.write( "                        3  5   </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #106735 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=106735\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A^-1=Matrix[2 -1] find A<BR>\n" );
document.write( ".......... [3  5]  <BR>\n" );
document.write( "--------------------<BR>\n" );
document.write( "[A^-1]^-1 = A<BR>\n" );
document.write( "So find the inverse of the given matrix:<BR>\n" );
document.write( "A = (1/13)[5  1]<BR>\n" );
document.write( "..........[-3 2]\r<BR>\n" );
document.write( "\n" );
document.write( "======================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );