document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=669421>Question 669421</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Suppose the revenue r in thousands of dollars that a company receives from producing x thousand compact disc players is given by the formula   <BR>\n" );
document.write( "R(x) = x (40 – 2x).\r<BR>\n" );
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document.write( "a)	How many CD players should the company produce to maximize its revenue? \r<BR>\n" );
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document.write( "b)	What is the maximum revenue? <BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #416398 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=416398\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "R(x)=40x-2x^2<BR>\n" );
document.write( "=-2(x^2-20x+100)+200\r<BR>\n" );
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document.write( "=-2)x-10)^2+200\r<BR>\n" );
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document.write( "Vertex is (10,200)\r<BR>\n" );
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document.write( "To maximize revenue, the company should produce 10,000 cd players.\r<BR>\n" );
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document.write( "Maximum revenue will be $200,000<BR>\n" );
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