document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=807882>Question 807882</A>: <I><SPAN STYLE=\"word-break: break-all;\">  How do you work out this quadratic equation 256x^4-625y^4. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #486585 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><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=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=486585\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> It is not an equation. Do you see an equal sign?<BR>\n" );
document.write( "Set it to zero to make an equation.<BR>\n" );
document.write( "256x^4-625y^4=0<BR>\n" );
document.write( "It can be factored into three parts<BR>\n" );
document.write( "(4x-5y) (4x+5y) (16x^2+25y^2)=0<BR>\n" );
document.write( "set each one to zero and solve.<BR>\n" );
document.write( "x=0 and y=0 is the solution to (16x^2+25y^2)=0 </SPAN>\n" );
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