document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=478912>Question 478912</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Is 4x^2 – 16 the difference of two squares? Is so, how does it factor? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #328153 by </B><A HREF=/tutors/aboutme.mpl?userid=cleomenius><B>cleomenius(959)</B></A><img src=\"/images/stars/stars-11.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=cleomenius><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=cleomenius><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=328153\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Yes it is.<BR>\n" );
document.write( "4x^2 - 16 = (2x)^2  - 4^2  = (2x + 4) (2x - 4).<BR>\n" );
document.write( "Cleomenius. </SPAN>\n" );
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