The annual profits of a company are modeled by the function f(x) = x4 – 87x2 – 26x + 2680, where f(x) represents an amount in thousands of dollars, and x is years, starting in 1950. During what years has the company had profits of one million dollars or more?

Question

Revolt · Accepted Answer

1950 to 1955, and 1958 to the present

Polynomial Inequalities

The annual profits of a company are modeled by the function f(x) = x4 – 87x2 – 26x + 2680, where f(x) represents an amount in thousands of dollars, and x is years, starting in 1950. During what years has the company had profits of one million dollars or more?

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