document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1028307>Question 1028307</A>: <I><SPAN STYLE=\"word-break: break-all;\"> You are the manager at the town pool.  You need to build a fence around the new's children's pool area.  The pool is 5 feet wide by 8 feet long.  You want the fence to be the same distance x from all sides of the pool, except you need to put a lifeguard chair at one end of the length, so the fence should be twice as far away on that side.  \r<BR>\n" );
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document.write( "a. sketch a diagram of the situation described.  <BR>\n" );
document.write( "b. write a polynomial expression that represents the area enclosed by the fence.<BR>\n" );
document.write( "c. IF the total area within the fence needs to be 442 square feet, how far away should the fence be from the pool on three of the sides?<BR>\n" );
document.write( "d  How much fencing must you buy? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #643422 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=643422\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/display-illustration.mpl?tutor=mananth&illustration_name=pool\">\r<BR>\n" );
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document.write( "Find the roots of the equation by quadratic formula								<BR>\n" );
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document.write( "a=	6	b=	31	c=	-402			<BR>\n" );
document.write( "								<BR>\n" );
document.write( "b^2-4ac=	961	-	-9648					<BR>\n" );
document.write( "b^2-4ac=	10609			<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=sqrt%28%0910609%09%29 ALIGN=MIDDLE  ALT=\"sqrt%28%0910609%09%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >=	103	<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=%28-b%2B-sqrt%28b%5E2-4ac%29%29%2F%282a%29 ALIGN=MIDDLE  ALT=\"x=%28-b%2B-sqrt%28b%5E2-4ac%29%29%2F%282a%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >								<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x1=%28-b%2Bsqrt%28b%5E2-4ac%29%29%2F%282a%29 ALIGN=MIDDLE  ALT=\"x1=%28-b%2Bsqrt%28b%5E2-4ac%29%29%2F%282a%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >								<BR>\n" );
document.write( "x1=(	-31	+	103	)/	12			<BR>\n" );
document.write( "x1=	6							<BR>\n" );
document.write( "x2=(	-31	-103	) /	12				<BR>\n" );
document.write( "x2=	-11.17							<BR>\n" );
document.write( "Ignore negative value							<BR>\n" );
document.write( "x	=	6						<BR>\n" );
document.write( "width on three sides of pool = 6 ft </SPAN>\n" );
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