(a) (b) (0) (d) (6) (D (3 points) Solve for x for the following equation: 4ln(3x-8) : 60 (3 points) Find the first-order derivative of the function: y : 83x+3 (2 points) What is the degree of homogeneity for the following production function: Q :12[L 43.5 + K-0.5]-2.0 (3 points) A firm experiences a 2.3% increase in the use of a certain input at a time when the input price is decreasing by 2.5%. What is the rate of increase (or decrease) in the cost of using this input? (3 points) How long will it take money to quadruple (4 times as much) at 3 percent interest under quarterly compounding? (3 points) Find the effective annual rate of interest on $300 at 4 percent nominal rate compounded continuously