document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1084899>Question 1084899</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A rectangular plot of land is to be enclosed by fencing. One side is along a river and so needs no fence. If the total fencing available is 1800 meters, find the dimensions of the plot to have maximum area. (Assume that the length is greater than or equal to the width.)  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #698944 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39617)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=698944\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Dimensions x and y;<BR>\n" );
document.write( "Let x be one of distances along the river.\r<BR>\n" );
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document.write( "Fence length, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%2B2y=1800 ALIGN=MIDDLE  ALT=\"x%2B2y=1800\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Area, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A=xy ALIGN=MIDDLE  ALT=\"A=xy\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=A=x%281800-x%29%2F2 ALIGN=MIDDLE  ALT=\"A=x%281800-x%29%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "A is a parabola with vertex as a maximum.  Find x in the exact middle of the zeros.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281%2F2%29x%281800-x%29=0 ALIGN=MIDDLE  ALT=\"%281%2F2%29x%281800-x%29=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%281800-x%29=0 ALIGN=MIDDLE  ALT=\"x%281800-x%29=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Roots are  0 and 1800.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28x=900%29 ALIGN=MIDDLE  ALT=\"highlight%28x=900%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28y=450%29 ALIGN=MIDDLE  ALT=\"highlight%28y=450%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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