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Question 12 0/1 pt ) 100 99 @ Details The function f(x) = 1 + 8x + 72x has one local minimum and one local maximum. This function has a local maximum at a = with value and a local minimum at c = with value Question Help: Video Message instructor Submit Question Jump to Answer Question 13 0/1 pt 9 100 99 Details A company that produces cell phones has a cost function of C = 11x - 413x + 15803, where C' is the cost in dollars and x is the number of cell phones produced (in thousands). How many units of cell phone (in thousands) minimizes the cost function? C = thousand phones produced will minimize C Question Help: Video Message instructor Submit Question Jump to