document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=259593>Question 259593</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Alright the question is (2b-1)^3 <BR>\n" );
document.write( "I got: 8b-1<BR>\n" );
document.write( "but the answer is:<BR>\n" );
document.write( "8b^3-12b^2+6b-1\r<BR>\n" );
document.write( "\n" );
document.write( "How does that work?\r<BR>\n" );
document.write( "\n" );
document.write( "P.S ^3 and ^2 mean to the third power and second power. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #191142 by </B><A HREF=/tutors/aboutme.mpl?userid=Theo><B>Theo(13342)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Theo><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=Theo><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=191142\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> this equation is the same as (2b-1) * (2b-1) * (2b-1)\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "first multiply (2b-1) * (2b-1) to get:\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "4b^2 - 2b - 2b + 1\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "combine like terms to get:\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "4b^2 - 4b + 1\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "then multiply (4b^2 - 4b + 1) * (2b-1) to get:\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "8b^3 - 4b^2 - 8b^2 + 4b + 2b - 1\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "combine like terms to get:\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "8b^3 - 12b^2 + 6b - 1\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "when you multiply polynomials together, you multiply every term in one polynomial by every term in the other polynomial.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "(2b-1) * (2b-1) is multiplied together as follows:\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "2b from the left term is multiplied by 2b from the right term to get 4b^2<BR>\n" );
document.write( "2b from the left term is multiplied by -1 from the right term to get -2b<BR>\n" );
document.write( "-1 from the left term is multiplied by 2b from the right term to get -2b<BR>\n" );
document.write( "-1 from the left term is multiplied by -1 from the right term to get +1\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "add all the terms together to get 4b^2 - 2b - 2b + 1<BR>\n" );
document.write( "combine like terms to get 4b^2 - 4b + 1\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "(4b^2 - 4b + 1) * (2b-1) is multiplied together as follows:\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "4b^2 from the left term is multiplied by 2b from the right term to get 8b^3<BR>\n" );
document.write( "4b^2 from the left term is multiplied by -1 from the right term to get -4b^2<BR>\n" );
document.write( "-4b from the left term is multiplied by 2b from the right term to get -8b^2<BR>\n" );
document.write( "-4b from the left term is multiplied by -1 from the right term to get 4b<BR>\n" );
document.write( "1 from the left term is multiplied by 2b from the right term to get 2b<BR>\n" );
document.write( "1 from the left term is multiplied by -1 from the right term to get -1\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "add all the terms together to get 8b^3 - 4b^2 - 8b^2 + 4b + 2b - 1<BR>\n" );
document.write( "combine like terms to get 8b^3 - 12b^2 + 6b - 1\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );