The following is the inventory for bookstore A: Hardcover : Textbook 5280; Fiction 1680; Non Fiction 2320; References 1890. Softcover : Fiction 2810; Non Fiction 1490; References 2070; Textbook 1940. The inventory for bookstore B : HardcoverSoftcover::Textbook6340;Fiction2220;NonFiction1790;References1980.Fiction3100;NonFiction1720;References2710;Textbook2050. a) Write the inventory for bookstore A as matrix A. b) Write the inventory for bookstore B as matrix B. c) Both bookstore A and B decided on a joint venture. Write matrix C, which shows the sum of inventory for the newly-joint bookstore