1. A firm has the production function Q = 1.2K 0.55 L0.5.
(a) Write equations of three isoquants associated with 360, 480, and 600 units of output.
(b) If the prices of labor and capital are $20 and $60 per unit, respectively, find the least-cost combination of labor and capital for 360, 480, and 600 units of output.
(c) Show that the three combinations in part (b) fall on a straight line