After an aggressive marketing campaign in the local community, Poe's TV Sales & Repair Co. discovered that their cost can now be modeled by the equation:
C(n) = 25n + 150n + 21500, 2
where n represents the number of small screen televisions produced in a particular month.
1. How many small screen televisions must be produced in a month in order to minimize the company's average cost? Show all steps and justify your answer.
2. What is that minimum average cost?