document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=870754>Question 870754</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The problem says which of the polynomials below is NOT a difference of squares?<BR>\n" );
document.write( "a. 9x^2 - 49<BR>\n" );
document.write( "b. x^4 - 16<BR>\n" );
document.write( "c. x^3 - 81<BR>\n" );
document.write( "d. 4x^2 - 25\r<BR>\n" );
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document.write( "I think the answer is b & c.  Am I right?  If not please show how to work the problems so I can see how you figured it out.  Thanks. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #525102 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=525102\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> No, only c. <BR>\n" );
document.write( "b can be broken down to <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x%5E2-4%29%28x%5E2%2B4%29 ALIGN=MIDDLE  ALT=\"%28x%5E2-4%29%28x%5E2%2B4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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