document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=990677>Question 990677</A>: <I><SPAN STYLE=\"word-break: break-all;\"> State whether the following sets of data are possible for the matrix<BR>\n" );
document.write( "equation AX = B. If possible, describe the solution set. That is, tell whether there exists a unique solution, no solution or infinitely many solutions. Here, [A|B] denotes the augmented matrix.\r<BR>\n" );
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document.write( "A is a 4 × 2 matrix, rank (A) = 4 and rank [A|B] = 4. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #610678 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52878)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=610678\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .<BR>\n" );
document.write( "If &nbsp;<B>A</B>&nbsp; is &nbsp;4x2-matrix &nbsp;(four rows, &nbsp;two column), &nbsp;its rank can not be &nbsp;4. \r<BR>\n" );
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document.write( "It can not be more than  &nbsp;2. \r<BR>\n" );
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document.write( "Thus it has no sense to discuss the subject further.\r<BR>\n" );
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