document.write( "Question 1114189: The number of tickets sold each day for an upcoming performance of​ Handel's Messiah is given by N(x)=−0.5x2+11x+11​, where x is the number of days since the concert was first announced. When will daily ticket sales peak and how many tickets will be sold that​ day?
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Algebra.Com's Answer #729241 by MathTherapy(10555)\"\" \"About 
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The number of tickets sold each day for an upcoming performance of​ Handel's Messiah is given by N(x)=−0.5x2+11x+11​, where x is the number of days since the concert was first announced. When will daily ticket sales peak and how many tickets will be sold that​ day?
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Sales will peak \"highlight_green%28matrix%281%2C2%2C+11%2C+days%29%29\" after the announcement, or on the 11th day, and number of tickets sold that day would be: \"highlight_green%28matrix%281%2C3%2C+%2271.5%2C%22%2C+or%2C+71%29%29\" \n" );
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