The total cost incurred in operating a certain type of truck on a 500-mile trip traveling at an average speed of v mph, is estimated to be C(v) = 125 + v + 4500 υ dollars. Use differentials to find the approximate change in the total operating cost when the average speed is increased from 55 mph to 57 mph. Round your answer to the nearest cent. The total operating cost will [Select an answer ✓ by $

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