2 13 (+ 106% Question One (25 marks) A firm produces two goods in pure competition and has the following total revenue and total cost functions: TR = 15Q1 + 18Q2 TC = 203 + 2Q1Q2 + 303 1. Find the marginal cost function with respect to Q1, showing that the two goods are technically related in production 2. Use Cramer's rule to solve Q1 and Q2. 3. Use the Hessian matrix to show if profit is maximized. (25 marks)