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Autility company burns coal to generate electricity. the cost c(p), (in dollars) of removing p percent of the some stack pollutants is given by c(p)= 85000p/100-p a) find the cost to remove 30% of the pollutant b) find where the function is undefined

Subtract 8 1/6 - 4 5/6 . simplify the answer and write as a mixed number.

Question and answers are in the attached picture. you so much in advance.