What is the cost of removing of the heavy metals

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Reference no: EM131003596

An environmental group estimates that the cost of removing x percent of heavy metals from a contaminated site is

C(x) = 56000x / 100 - x dollars

a. What is the cost of removing 90% of the heavy metals?

b. Evaluate lim_x→100^- C (x).

c. Write a sentence to interpret your result in part (b). Also explain why lim_x→100⁺ C (x) can not be considered.

Reference no: EM131003596

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