Given the cost function: C = 1000 + 10Q1/2 + Q + 2Q 2 , derive the average and marginal cost functions. At 5 units of output, what are the average and marginal costs.

Given the cost function: C = 1000 + 10Q1/2 + Q + 2Q 2 , derive the average and
marginal cost functions. At 5 units of output, what are the average and marginal
costs.