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In: Math

The​ cost, in​ dollars, of producing x belts is given by C(x)=822 + 14x - 0.075x2....

The​ cost, in​ dollars, of producing x belts is given by C(x)=822 + 14x - 0.075x2. Find the rate at which average cost is changing when 256 belts have been produced.

When 256 belts have been produced, the average cost is changing at _____, dollars per belt or belt per dollars(choose one please) for each additonal belt.

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