The number per day C of customers patronizing a restaurant ?t days after the grand opening is given by
.
?
There are two times when 600 customers per day patronize the restaurant. Find both times. Round your answers to the nearest whole number of days.
A. There are never 600 customers per day.
B. 
and 
C. 
and 
D. 
and 
Answer: D
Mathematics
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; b = -1
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A. -1
; 
B. 
; 
C. - 
; 
D. 1
; 
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