Marginal Cost The total weekly cost (in dollars) incurred by Lincoln Records in pressing x compact discs is given by the following function. C(x) = 2000 + 2x -0.0001x² (0 ≤x≤ 6000) (a) What is the actual cost incurred in producing the 1051st and the 2141st disc? (Round your answers to the nearest cent.) 1051st disc $ 2141st disc $ (b) What is the marginal cost when x = 1050 and 2140? (Round your answers to the nearest cent.) 1050 $ 2140 $

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