document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=96202>Question 96202</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I am having a problem on how to calculate the answer for c) in the following problem.  I have done a) and b), could you also tell me if the answers are correct for a) and b)?\r<BR>\n" );
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document.write( "An inventor of a new product charges $4 per unit, then her profit for producing and selling x units is given by the function: P(x) = 2.25x - 7000.<BR>\n" );
document.write( "a) What is her profit if she sells 2000 units?<BR>\n" );
document.write( "b) What is her profit if she sells 7000 units?<BR>\n" );
document.write( "c) What is the break-even point for sales?\r<BR>\n" );
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document.write( "a) P(2000) = 2.25(2000) - 7000 = -2500<BR>\n" );
document.write( "b) P(2000) = 2.25(5000) - 7000 =  4250\r<BR>\n" );
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document.write( "(I should add that this problem is based on a previous problem where the inventor believes that the cost of the producing the product is given by the function:<BR>\n" );
document.write( "C(x) = 1.75x + 7000. In this problem they asked what was the cost of producing 2000 units of the product.<BR>\n" );
document.write( "C(x) = 1.75x+7000<BR>\n" );
document.write( "C(2000) = 1.75(2000)+7000=$10,500)\r<BR>\n" );
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document.write( "Thank you so much!\r<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 #70047 by </B><A HREF=/tutors/aboutme.mpl?userid=teachtolearn><B>teachtolearn(1)</B></A><img src=\"/images/stars/iconNewId_16x16.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=teachtolearn><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=70047\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Hello! Your answers for a and b are both correct. </SPAN>\n" );
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