For each of the below production functions, find the minimum cost of producing 2 units of output when input prices are w1 = 2 and w2 = 5. Wherever rounding is needed, please round to 3 decimal points. (a) (1.5 marks) f(21, 22) = [min {21, 322}]i (b) (1.5 marks) f(21, 22) = 21 + 2 0.5