P = ( 45 ) - (7.50)Q4. (10 Points) Derive the total revenue equation and the marginal revenue equation as we did in Chapter 2. Add 2 more columns in the table you create in part 3b above and calculate the marginal revenue and total revenue for every quantity in your table. By now your table should look something like this: Column 1 Column 2 Column 3 Column 4 Quantity Price Marginal Revenue Revenue 0 Ofincrement 1 Ofincrement 2 Ofincrement 3