Question

A shoe company’s profit can be modeled by p(x) = -x4 + 30x2 -120, where x is number of shoes sold in thousands and p(x) is the company’s profit thousands of dollars. Between what two approximate values should the company sell in order to be profitable? (Round to the nearest whole number)

Select one:
a. 0 and 6
b. 4 and 6
c. 2 and 5
d. 1 and 3

Answer 1

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