document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1209740>Question 1209740</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Factor x^2 - 2x - y^2 + 2yz + 5z^2 as the product of two polynomials of degree 1. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #851884 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52864)</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=851884\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .<BR>\n" );
document.write( "Factor x^2 - 2x - y^2 + 2yz + 5z^2 as the product of two polynomials of degree 1.<BR>\n" );
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document.write( "For this problem, @CPhill declare that the answer is \r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(x-y-z)(x+y-5z).\r<BR>\n" );
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document.write( "It is &nbsp;NOT &nbsp;SO.  &nbsp;I performed this multiplication, &nbsp;and the result is different from the given polynomial.\r<BR>\n" );
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document.write( "Thus, the @CPhill answer is &nbsp;INCORRECT, &nbsp;and the problem remains to be unsolved.\r<BR>\n" );
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document.write( "In his post, &nbsp;@CPhill writes that the product is &nbsp;\" close \" &nbsp;to the given polynomial.\r<BR>\n" );
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document.write( "But for problems on decomposition polynomials, &nbsp;the notion/conception <BR>\n" );
document.write( "\" close \" &nbsp;is not defined, &nbsp;does not work and is &nbsp;INACCEPTABLE.\r<BR>\n" );
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document.write( "So, &nbsp;this solution by @CPhill is an attempt to deceive a reader, <BR>\n" );
document.write( "by overwhelming him with a bunch of words and formulas.\r<BR>\n" );
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document.write( "I noticed that &nbsp;@CPhill often uses this method of deceiving,<BR>\n" );
document.write( "so, &nbsp;it looks like that it is just a common practice and a style for him.\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Regarding the post by @CPhill . . . \r<BR>\n" );
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document.write( "Keep in mind that @CPhill is a pseudonym for the Google artificial intelligence.\r<BR>\n" );
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document.write( "The artificial intelligence is like a baby now. It is in the experimental stage <BR>\n" );
document.write( "of development and can make mistakes and produce nonsense without any embarrassment.\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;It has no feeling of shame - it is shameless.\r<BR>\n" );
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document.write( "This time, again, &nbsp;it made an error.\r<BR>\n" );
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document.write( "Although the @CPhill' solutions are copy-paste &nbsp;Google &nbsp;AI solutions, &nbsp;there is one essential difference.\r<BR>\n" );
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document.write( "Every time, &nbsp;Google &nbsp;AI &nbsp;makes a note at the end of its solutions that &nbsp;Google &nbsp;AI &nbsp;is experimental<BR>\n" );
document.write( "and can make errors/mistakes.\r<BR>\n" );
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document.write( "All @CPhill' solutions are copy-paste of &nbsp;Google &nbsp;AI &nbsp;solutions, with one difference:<BR>\n" );
document.write( "@PChill never makes this notice and never says that his solutions are copy-past that of Google.<BR>\n" );
document.write( "So, &nbsp;he &nbsp;NEVER &nbsp;SAYS &nbsp;TRUTH.\r<BR>\n" );
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document.write( "Every time, &nbsp;@CPhill embarrassed to tell the truth.\r<BR>\n" );
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document.write( "But I am not embarrassing to tell the truth, &nbsp;as it is my duty at this forum.\r<BR>\n" );
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document.write( "And the last my comment.\r<BR>\n" );
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document.write( "When you obtain such posts from @CPhill, &nbsp;remember, &nbsp;that &nbsp;NOBODY &nbsp;is responsible for their correctness, <BR>\n" );
document.write( "until the specialists and experts will check and confirm their correctness.\r<BR>\n" );
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document.write( "Without it, &nbsp;their reliability is &nbsp;ZERO and their creadability is &nbsp;ZERO, &nbsp;too.\r<BR>\n" );
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