document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=237084>Question 237084</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I'm trying to help my friend who is in Algebra 2 with her homework. I took Algebra 2 last year, and we seem to have skipped over lesson 5.7, Curve Fitting With Quadratic Models. \r<BR>\n" );
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document.write( "First and foremost, how would I write a system of equations represented by a 2 by 2 matrix.\r<BR>\n" );
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document.write( "I don't want the answer, I just want to know how to solve it.<BR>\n" );
document.write( "So I will use different numbers.\r<BR>\n" );
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document.write( "The first row consists of 1 and 2<BR>\n" );
document.write( "the second row is 3 and 4.<BR>\n" );
document.write( "After that, there's a 1 by 2 matrix where row 1 consists of x and row 2 consists of y and then it equals a 1 by 2 matrix.\r<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #174378 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=174378\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The first row consists of 1 and 2<BR>\n" );
document.write( "the second row is 3 and 4.<BR>\n" );
document.write( "After that, there's a 1 by 2 matrix where row 1 <BR>\n" );
document.write( "consists of x and row 2 consists of y and then it equals a 1 by 2 matrix.<BR>\n" );
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document.write( "then it equals a 1 by 2 matrix.<BR>\n" );
document.write( "--------------------------------------------<BR>\n" );
document.write( "1...2===x<BR>\n" );
document.write( "3...4===y\r<BR>\n" );
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document.write( "00000000000000000<BR>\n" );
document.write( "The 1st row of the 1 by 2 matrix would be 1*x+2*y<BR>\n" );
document.write( "The 2nd row of the 1 by 2 matrix would be 3*x+4*y\r<BR>\n" );
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document.write( "0000000000000000000000\r<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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