document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=123214>Question 123214</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/9780321466075/algebrahomeworkh>college algebra</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> a rancher has 360 yds of fencing with which to enclose two adjacent rectangular corrals- one for sheep and one for cows. A river forms one side - suppose the width of each corral is x  yards \r<BR>\n" );
document.write( "\n" );
document.write( "a- express the total area of the two corrals as a function of x<BR>\n" );
document.write( "b- find the domain of the function<BR>\n" );
document.write( "c-  using the graph if the function shown below determine the dimensions that yield the maximum area\r<BR>\n" );
document.write( "\n" );
document.write( "60, 10,800 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #90548 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><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=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=90548\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A rancher has 360 yds of fencing with which to enclose two adjacent rectangular corrals- one for sheep and one for cows. A river forms one side - suppose the width of each corral is x yards<BR>\n" );
document.write( ":<BR>\n" );
document.write( "Find the length (L) in terms of x: (width is given as x)<BR>\n" );
document.write( "L + 3x = 360<BR>\n" );
document.write( "L = (360 - 3x)<BR>\n" );
document.write( ":<BR>\n" );
document.write( "a- express the total area of the two corrals as a function of x<BR>\n" );
document.write( "A = x(360-3x)<BR>\n" );
document.write( "A = 360x - 3x^2<BR>\n" );
document.write( ":<BR>\n" );
document.write( "b- find the domain of the function<BR>\n" );
document.write( "The domain in this application would only the values of x where y is positive<BR>\n" );
document.write( " 0 to the x intercept which is 120<BR>\n" );
document.write( ":<BR>\n" );
document.write( "c- using the graph of the function shown below determine the dimensions that yield the maximum area<BR>\n" );
document.write( ":<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+graph%28+300%2C+200%2C+-20%2C+150%2C+-2000%2C+11000%2C+-3x%5E2+%2B+360x%29+ ALIGN=MIDDLE  ALT=\"+graph%28+300%2C+200%2C+-20%2C+150%2C+-2000%2C+11000%2C+-3x%5E2+%2B+360x%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ":<BR>\n" );
document.write( "the graph indicates that max area occurs when x = 60<BR>\n" );
document.write( "Find the length: <BR>\n" );
document.write( "L = 360 - 3(60)<BR>\n" );
document.write( "L = 360 - 180<BR>\n" );
document.write( "L = 180<BR>\n" );
document.write( ":<BR>\n" );
document.write( "Dimensions are 180 by 60 for max area  </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );