Question Tag: Rate of Change

The AXM manufacturing company has determined that the cost function for producing a particular type of pavement block is given by:

Where $x$ is measured in number of units and $C(x)$ in GH¢.

Required:

i) Calculate the derivative of $C(x)$ with respect to $x$.
(5 marks)

ii) Determine how quickly the cost is changing at x=1000
(4 marks)