2100 models
45. The function p(s) = -14s² + 440s
the monthly profit in dollars made by a small
T-shirt company when the selling price of its
shirts is s dollars.
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a. Write an equation that can be used to
determine the selling price that will result in a
monthly profit of $1200.
b. Evaluate the discriminant of the equation.
c. What does the discriminant tell you about
whether the company can have a monthly
profit of $1200?