Using differential calculus find the unit of labour that maximises the production.

A Firm has the following production function Q = 20L – 0.4L² (20   points)

  1. Using differential calculus find the unit of labour that maximises the production.
  2. Estimate function of Marginal product of labour.
  3. Obtain the Average product of labour.
  4. Find the point in which marginal product of labour is equal to the average cost.