A firm produces output according to a production function: Q= AK.L) = min [4K.4L]. a. How much output is produced when K = 2 and / = 3? unit(s) b. If the wage rate is $60 per hour and the rental rate on capital is $40 per hour, what is the cost-minimizing input mix for producing 8 units of output? Capital: Labor: c. How does your answer to part b change if the wage rate decreases to $40 per hour but the rental rate on capital remains at $40 per hour? O Capital decreases and labor increases. Capital increases and labor decreases. O It does not change. O Capital and labor increase