document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=354998>Question 354998</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help me solve this equation: Find the inverse of the following matrices.\r<BR>\n" );
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document.write( "a, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+matrix%28+3%2C+3%2C%0D%0A++1%2C+2%2C+-1%2C%0D%0A++2%2C+2%2C+4%2C%0D%0A++1%2C+3%2C+-3%0D%0A%29+ ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "b, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+matrix%28+4%2C+4%2C%0D%0A++0%2C+-1%2C+1%2C+1%2C%0D%0A++2%2C+1%2C+0%2C+2%2C%0D%0A++1%2C+-1%2C+3%2C+0%2C%0D%0A++0%2C+1%2C+1%2C+-1%0D%0A%29+ ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #253659 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=253659\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> det[a]=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-2 ALIGN=MIDDLE  ALT=\"-2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "[a]inv=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-%281%2F2%29%2A%28matrix%283%2C3%2C-18%2C3%2C10%2C10%2C-2%2C-6%2C4%2C-1%2C-2%29%29 ALIGN=MIDDLE  ALT=\"-%281%2F2%29%2A%28matrix%283%2C3%2C-18%2C3%2C10%2C10%2C-2%2C-6%2C4%2C-1%2C-2%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "det[b]=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10 ALIGN=MIDDLE  ALT=\"10\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "[b]inv=<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281%2F10%29%2A%28matrix%284%2C4%2C-11%2C2%2C6%2C-7%2C4%2C2%2C-4%2C8%2C5%2C0%2C0%2C5%2C9%2C2%2C-4%2C3%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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