3. Two car dealers (D, and D2) in Tallahassee sell sedans (S), Utility Vehicles (U) and trucks (T) with profit margins of $300, $500, and $850 respectively. If the volume of sales in a particular day...

Extracted text: 3. Two car dealers (D, and D2) in Tallahassee sell sedans (S), Utility Vehicles (U) and trucks (T) with profit margins of $300, $500, and $850 respectively. If the volume of sales in a particular day is given by the matrix A, below, determine the total profits of D1 and D2 for that day using matrix operations: S U 1000 450 600 D1 A = 500 800 300 D2