document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=765180>Question 765180</A>: <I><SPAN STYLE=\"word-break: break-all;\"> (16a^2) * (x^2) * (y^2) - (25a^2) * (z^2) \r<BR>\n" );
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document.write( "I am confused on this long equation. I can figure out if smaller. Thank you for your help. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #465992 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=465992\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "If you want to factor, then,\r<BR>\n" );
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document.write( "(16a^2) * (x^2) * (y^2) - (25a^2) * (z^2)\r<BR>\n" );
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document.write( "(4^2a^2) * (x^2) * (y^2) - (5^2a^2) * (z^2)\r<BR>\n" );
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document.write( "(4axy)^2 - (5az)^2\r<BR>\n" );
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document.write( "(4axy - 5az)(4axy + 5az) ... use the difference of squares rule\r<BR>\n" );
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document.write( "a(4xy - 5z)*a(4xy + 5z) ... factor out the common term 'a'\r<BR>\n" );
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document.write( "a^2(4xy - 5z)(4xy + 5z) ... rearrange terms\r<BR>\n" );
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document.write( "Final Answer: a^2(4xy - 5z)(4xy + 5z)\r<BR>\n" );
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document.write( " </SPAN>\n" );
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