document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=448578>Question 448578</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Factor:<BR>\n" );
document.write( "1.	3r^7 - 192r^4=<BR>\n" );
document.write( "Factor by grouping:<BR>\n" );
document.write( "2.	3x^3-  27x^2 - 4x + 36<BR>\n" );
document.write( "Factor:<BR>\n" );
document.write( "3.	a^3 – 49a^2 – 9a + 441<BR>\n" );
document.write( "Multiply:<BR>\n" );
document.write( "4.	(x^4 +x^3)(x^4+ x^3- x^2)<BR>\n" );
document.write( "Add:<BR>\n" );
document.write( "5.	(9 + 5x +6x^2 + 8x^3) + (4 – 5x +6x^2 – 8x^3)<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #308695 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=308695\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Factor:<BR>\n" );
document.write( "1. 3r^7 - 192r^4<BR>\n" );
document.write( "= 3r^4[r^3-64]<BR>\n" );
document.write( "= 3r^4(r-4)(r^2+4r+16)<BR>\n" );
document.write( "================================<BR>\n" );
document.write( "Factor by grouping:<BR>\n" );
document.write( "2. 3x^3- 27x^2 - 4x + 36<BR>\n" );
document.write( "3x^2(x-9) -4(x-9)<BR>\n" );
document.write( "=(x-9)(3x^2-4)<BR>\n" );
document.write( "================================<BR>\n" );
document.write( "Factor:<BR>\n" );
document.write( "3. a^3 – 49a^2 – 9a + 441<BR>\n" );
document.write( "= a^2(a-49)-9(a-49)<BR>\n" );
document.write( "= (a-49)(a-3)(a+3)<BR>\n" );
document.write( "================================<BR>\n" );
document.write( "Multiply:<BR>\n" );
document.write( "4. (x^4 +x^3)(x^4+ x^3- x^2)<BR>\n" );
document.write( "Multiply each term of the 1st factor times<BR>\n" );
document.write( "each term of the 2nd factor.<BR>\n" );
document.write( "The add the like terms.<BR>\n" );
document.write( "===================================<BR>\n" );
document.write( "Add:<BR>\n" );
document.write( "5. (9 + 5x +6x^2 + 8x^3) + (4 – 5x +6x^2 – 8x^3)<BR>\n" );
document.write( "Add the like terms:<BR>\n" );
document.write( "= 13 + 0 +12x^2 + 0<BR>\n" );
document.write( "----<BR>\n" );
document.write( "= 12x^2+13<BR>\n" );
document.write( "===============<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );