Thay x = 2 (thỏa mãn điều kiện) vào B ta có: B = \frac{{ - 10}}{{2 - 4}} = \frac{{ - 10}}{{ - 2}} = 5

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?