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anonymous
 one year ago
The cost of producing x widgets is modelled by C(x)=10sqrt(x) + 20, where C is in dollars. a)What is the rate of change of the cost with respect to (wrt) the number of units, x, being produced when the production level is 400 widgets?
anonymous
 one year ago
The cost of producing x widgets is modelled by C(x)=10sqrt(x) + 20, where C is in dollars. a)What is the rate of change of the cost with respect to (wrt) the number of units, x, being produced when the production level is 400 widgets?

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CoconutJJ
 one year ago
Best ResponseYou've already chosen the best response.0Plug the value in as X
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