1) Write formulas in Excel, using cell references, to calculate the following. a. How much did the Adjusted Close price change, in dollars and cents, from the first trading day in the data set until the most recent day in the data set? b. How much did the Adjusted Close price change, in percentage growth, from the first trading day in the data set to the most recent day in the data set? Show your answer as a percentage with two decimal places, e.g., 10.12%