document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1202989>Question 1202989</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The total revenue R earned (in thousands of dollars) from manufacturing handheld video game systems is given by <BR>\n" );
document.write( "R(p) = −22p2 + 1,100p,<BR>\n" );
document.write( " where p is the price per unit (in dollars). Find the unit price (in dollars) that yields a maximum revenue. </SPAN>\n" );
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document.write( "Note: Use \"^\" (shift-6) to denote exponentiation: R(p)=-22p^2+1100p<br><BR>\n" );
document.write( "The function is quadratic; its graph is a parabola opening down.<br><BR>\n" );
document.write( "The maximum value of a quadratic ax^2+bx+c with negative leading coefficient is when x = -b/(2a).  In this example,<br><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-b%2F%282a%29=-1100%2F-44=25 ALIGN=MIDDLE  ALT=\"-b%2F%282a%29=-1100%2F-44=25\"   DISABLED_style= \"max-width:90%; height:auto;\" ><br><BR>\n" );
document.write( "ANSWER: The unit price that maximizes revenue is $25.<br><BR>\n" );
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