document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=388478>Question 388478</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the inverse of [3 1][-4 1], if it exists.\r<BR>\n" );
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document.write( "A. does not exist<BR>\n" );
document.write( "B. 1/7[1 3][4 -1]<BR>\n" );
document.write( "C. 1/7[1 -1][4 3]<BR>\n" );
document.write( "D. 1/7[-3 -4][1 -1]\r<BR>\n" );
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document.write( "Thank you so much!!!<BR>\n" );
document.write( "God Bless and Happy Holidays!!!! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #274797 by </B><A HREF=/tutors/aboutme.mpl?userid=Jk22><B>Jk22(389)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Jk22><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=Jk22><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=274797\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> C.<BR>\n" );
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document.write( "(the inverse of [a b][c d] is [d -b][-c a]/(ad-bc) ) </SPAN>\n" );
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