document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=408633>Question 408633</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve the following problems by factoring. <BR>\n" );
document.write( "1) 8x^3+1=0<BR>\n" );
document.write( "2) x^4-7x^2-8=0\r<BR>\n" );
document.write( "\n" );
document.write( "Factor:<BR>\n" );
document.write( " <BR>\n" );
document.write( "1) x^4-x^2-72\r<BR>\n" );
document.write( "\n" );
document.write( "2) 2x^4-16x </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #287810 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=287810\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Solve the following problems by factoring. <BR>\n" );
document.write( "1) 8x^3+1=0<BR>\n" );
document.write( "(2x+1)(4x^2-2x+1) = 0<BR>\n" );
document.write( "x = -1/2 or <BR>\n" );
document.write( "4x^2-2x+1 = 0<BR>\n" );
document.write( "x = [2 +- sqrt(4-4*4*1]]/8<BR>\n" );
document.write( "x = [2 +- sqrt(-12)]/8<BR>\n" );
document.write( "x = [2 +- 2sqrt(3)i]/8<BR>\n" );
document.write( "x = (1/4) +- (1/4)sqrt(3)i<BR>\n" );
document.write( "=========================<BR>\n" );
document.write( "2) x^4-7x^2-8=0<BR>\n" );
document.write( "(x^2-8)(x^2+1) = 0<BR>\n" );
document.write( "x = +-2sqrt(2) or x = +-1<BR>\n" );
document.write( "================================ <BR>\n" );
document.write( "Factor:<BR>\n" );
document.write( "1) x^4-x^2-72<BR>\n" );
document.write( "(x^2-9)(x^2+8)<BR>\n" );
document.write( "(x-3)(x+3)(x^2+8)<BR>\n" );
document.write( "====================== <BR>\n" );
document.write( "2) 2x^4-16x<BR>\n" );
document.write( "2x(x^3-8)<BR>\n" );
document.write( "= 2x(x-2)(x^2+2x+4)<BR>\n" );
document.write( "===========================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "==========<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );