Goddyx Inc. manufactures bicycle toothbrushes. The cost of manufacturing a toothbrushes in one day is C(r) dollars, where C(x) = V0.0002a3 + 1000VT + 2344. In On Octobel, Goddyx Inc. made 100 toothbrushes. Answer each of the following parts with a complete English sentence. (a) [1pt] How much did it cost Goddyx Inc. (in dollars) to manufacture 100 toothbrushes on October 9, 2021? (b) [3pt] What was the marginal cost C'(100) (in dollars per toothbrush) in on October 9, 2021? (c) [1pt] What was the average cost, C(100), (in dollars per toothbrush) of manufacturing each toothbrush On October 9, 2021? (Hint: Use part (a).)