-6 5 9 -3 Let A= and B = 8 0 - 4 - 8 Find 4A + 2B. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. 4A + 2B = O B. The operation is not defined.The sizes of two matrices A and B are given. Find the sizes of the product AB and the product BA whenever these products exist. A is 5 x6 and B is 7 x5. Select the correct choice below and fill in any answer boxes within your choice. O A. The size of the product AB is x O B. The product AB does not exist. Select the correct choice below and fill in any answer boxes within your choice. O A. The size of the product BA is O B. The product BA does not exist.2 3 21 LetA= .andE5= . 14 4 I" a. Find AB: if possible. b. Find BA. if possible. c. In general. for matrices. and B such that AB and EA both exist. does AB always equal EA? Select the correct choice bElDW and. ifnecessary. fill in the answer boxes to complete 1your choice. c. Find FEES. it possible. [:1 A, 1513: [:1 E. The product AB cannot be found. b. Find BA. if possible. [:1 A. SH: [:1 E. The product EBA cannot be found. c. In general. for matricest and B such that AB and Elf-\"t both exist. does AB always equal BA? Determine whether it is possible to multiply the following matrices. If so, what is the dimension of the product? Matrix A is 4 x 2. Matrix B is 2 x5. Is it possible to find the product AB? O No O Yes Select the correct choice below and fill in any answer boxes in your choice. O A. The resulting matrix AB is O B. The product is undefined.Find the product of the following matrices, if possible. 4 - 3 0 2 4 4 - Select the correct choice below and, if necessary, fill in the answer box to complete your choice. 4 3 O A. - 3 0 2 E (Simplify your answers.) 4 -2 -3 O B. The product is undefined.Perform the multiplication. 0 1 -5 4 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. = O A. (Simplify your answers.) 0 O B. The product is undefined