document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=176861>Question 176861</A>: <I><SPAN STYLE=\"word-break: break-all;\"> factor:\r<BR>\n" );
document.write( "\n" );
document.write( "12) 15x^5 - 2x^4 - x³ <BR>\n" );
document.write( "	<BR>\n" );
document.write( "13) 49y4-25<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 #132017 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><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=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=132017\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 12) 15x^5 - 2x^4 - x³<BR>\n" );
document.write( ":<BR>\n" );
document.write( "factor out x^3<BR>\n" );
document.write( "x^3(15x^2 + 2x - 1)<BR>\n" );
document.write( ":<BR>\n" );
document.write( "Quadratic factors so we have<BR>\n" );
document.write( "x^3(5x - 1)(3x + 1)<BR>\n" );
document.write( ":<BR>\n" );
document.write( ":<BR>\n" );
document.write( "13) 49y4-25<BR>\n" );
document.write( ":<BR>\n" );
document.write( "this is the difference of squares<BR>\n" );
document.write( "(7y^2 + 5)(7y^2 - 5) </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );