document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1068067>Question 1068067</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hi,\r<BR>\n" );
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document.write( "I am having trouble with an assignment and am not sure on how to start it. I tried to factor, but I got lost.\r<BR>\n" );
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document.write( "Consider a cubic polynomial <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+q%28x%29+=++ax%5E3+%2B+bx%5E2+%2B+cx+%2B+d ALIGN=MIDDLE  ALT=\"+q%28x%29+=++ax%5E3+%2B+bx%5E2+%2B+cx+%2B+d\"   DISABLED_style= \"max-width:90%; height:auto;\" >,  <BR>\n" );
document.write( "(a not equal to 0), and assume that it has three roots  x1, x2, x3. Show that the following hold: (Hint: Rewrite q(x) in terms of its three roots.)\r<BR>\n" );
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document.write( "x1 + x2 + x3 = - b/a\r<BR>\n" );
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document.write( "x1x2 + x1x3 + x2x3 = c/a\r<BR>\n" );
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document.write( "x1 x2 x3 = - d/a\r<BR>\n" );
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document.write( "Thank you very much. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #683238 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52798)</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=683238\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .<BR>\n" );
document.write( "Read this Wikipedia article:\r<BR>\n" );
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document.write( "<A  rel=nofollow HREF=https://en.wikipedia.org/wiki/Vieta's_formulas>https://en.wikipedia.org/wiki/Vieta's_formulas</A>\r<BR>\n" );
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document.write( "https://en.wikipedia.org/wiki/Vieta's_formulas\r<BR>\n" );
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document.write( "You will find there the answers to all your questions.\r<BR>\n" );
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document.write( " </SPAN>\n" );
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