document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=444134>Question 444134</A>: <I><SPAN STYLE=\"word-break: break-all;\"> John owns a hot dog stand.  he has found that his profit is represented by the equation P(x)=-x2+60x+71, with P being the profits and x the number of hot dogs sold.  How many hotdogs must he sell to earn the most profit?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #306233 by </B><A HREF=/tutors/aboutme.mpl?userid=edjones><B>edjones(8007)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=edjones><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=edjones><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=306233\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  P(x)=-x^2+60x+71<BR>\n" );
document.write( "a=-1, b=60, c=71<BR>\n" );
document.write( "Max(x)=-b/2a<BR>\n" );
document.write( "=-60/-2<BR>\n" );
document.write( "=30 hot dogs.<BR>\n" );
document.write( ".<BR>\n" );
document.write( "Ed<BR>\n" );
document.write( " </SPAN>\n" );
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