document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=171705>Question 171705</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Not sure what is being asked. This is a homework assignment.<BR>\n" );
document.write( "y=x^2 - 5x + 6\r<BR>\n" );
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document.write( "and y=-x^2 + 2x-1\r<BR>\n" );
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document.write( "Thanks.   </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #126825 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=126825\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> y=x^2 - 5x + 6 <BR>\n" );
document.write( "and y=-x^2 + 2x-1 <BR>\n" );
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document.write( "Let's assume the two quations are a system.<BR>\n" );
document.write( "Substitute to get:<BR>\n" );
document.write( "x^2 -5x + 6 = -x^2 + 2x -1<BR>\n" );
document.write( "2x^2 - 7x +7= 0\r<BR>\n" );
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document.write( "Use the Quadratic formula to get:\r<BR>\n" );
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document.write( "x = [7 +- sqrt(49 -4*2*7)]/4\r<BR>\n" );
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document.write( "x = [7 +- sqrt(-7)]/4\r<BR>\n" );
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document.write( "x = [7 +- isqrt(7)]/4\r<BR>\n" );
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document.write( "-----------------------------<BR>\n" );
document.write( "Hmmmmm?  <BR>\n" );
document.write( "If they are a system of equations they do not have a Real Number solution.<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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