document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=880251>Question 880251</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If (a-b) and (a+b) are zeroes of the polynomials f(x)=2x^3- 6x^2+6x-7. Find the value of a. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #531340 by </B><A HREF=/tutors/aboutme.mpl?userid=ewatrrr><B>ewatrrr(24785)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ewatrrr><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=ewatrrr><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=531340\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Re TY<BR>\n" );
document.write( "Sry, You did not say You were wanting the formulas for solving cubic equations:<BR>\n" );
document.write( "See x[2]below: Plug and Play, the value of a would simply be:<BR>\n" );
document.write( "a = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1+%2B%28-.5%29root%283%2C+540%2B540%29%2F6root%283%2C2%29 ALIGN=MIDDLE  ALT=\"1+%2B%28-.5%29root%283%2C+540%2B540%29%2F6root%283%2C2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > Answer formatted as directed.  <BR>\n" );
document.write( "Recommend using a Graphing calculator to find the real root<BR>\n" );
document.write( " Or cubic equation Calculator to find all:<BR>\n" );
document.write( "f(x)=2x^3- 6x^2+6x-7 |format ax^2 + bx^2 + cx + d<BR>\n" );
document.write( "3 Roots, 2 imaginary  (nearest 4 decimal places)<BR>\n" );
document.write( "x is 2.3572, .3214 + 1.1754i, .3214 - 1.1754i<BR>\n" );
document.write( "a = 0.3213955958512734 <BR>\n" );
document.write( "X[1] = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-b%2F%283%2Aa%29+%2B%0D%0A+++++++++root%283%2C%28-2%2Ab%5E3%2B9%2Aa%2Ab%2Ac-27%2Aa%5E2%2Ad%2B%0D%0A+++++++++sqrt%284%2A%28-b%5E2%2B3%2Aa%2Ac%29%5E3%2B%28-2%2Ab%5E3%2B9%2Aa%2Ab%2Ac-27%2Aa%5E2%2Ad%29%5E2%29%29%29%2F%0D%0A+++++++++%283%2Aroot%283%2C2%29%2Aa%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "x[2] = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-b%2F%283%2Aa%29+%2B%28%28-1%2Bi%2Asqrt%283%29%29%2F2%29%28root%283%2C%28-2%2Ab%5E3%2B9%2Aa%2Ab%2Ac-27%2Aa%5E2%2Ad%2B%0D%0A+++++++++sqrt%284%2A%28-b%5E2%2B3%2Aa%2Ac%29%5E3%2B%28-2%2Ab%5E3%2B9%2Aa%2Ab%2Ac-27%2Aa%5E2%2Ad%29%5E2%29%29%29%29%2F%0D%0A+++++++++%283%2Aroot%283%2C2%29a%29%2B+%28%28-1-i%2Asqrt%283%29%29%2F2%29%28root%283%2C%28-2%2Ab%5E3%2B9%2Aa%2Ab%2Ac-27%2Aa%5E2%2Ad-%0D%0A+++++++++sqrt%284%2A%28-b%5E2%2B3%2Aa%2Ac%29%5E3%2B%28-2%2Ab%5E3%2B9%2Aa%2Ab%2Ac-27%2Aa%5E2%2Ad%29%5E2%29%29%29%29%2F+%283%2Aroot%283%2C2%29a%29+ ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "X[3] = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-b%2F%283%2Aa%29+%2B%28-1-i%2Asqrt%283%29%29%2F2%2Aroot%283%2C%28-2%2Ab%5E3%2B9%2Aa%2Ab%2Ac-27%2Aa%5E2%2Ad%2B%0D%0A+++++++++sqrt%284%2A%28-b%5E2%2B3%2Aa%2Ac%29%5E3%2B%28-2%2Ab%5E3%2B9%2Aa%2Ab%2Ac-27%2Aa%5E2%2Ad%29%5E2%29%29%29%2F%0D%0A+++++++++%283%2Aroot%283%2C2%29a%29%2B+%28-1%2Bi%2Asqrt%283%29%29%2F2%2Aroot%283%2C%28-2%2Ab%5E3%2B9%2Aa%2Ab%2Ac-27%2Aa%5E2%2Ad-%0D%0A+++++++++sqrt%284%2A%28-b%5E2%2B3%2Aa%2Ac%29%5E3%2B%28-2%2Ab%5E3%2B9%2Aa%2Ab%2Ac-27%2Aa%5E2%2Ad%29%5E2%29%29%29%2F%0D%0A+++++++++%283%2Aroot%283%2C2%29a%29+ ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );