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 5x2, and B is 2x4. Find the size of the product AB. Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice. OA. The size of product AB is B. The product AB does not exist.

Perform the multiplication.   5 0 0 9 6 0 0 6       Select the correct choice below​ and, if​ necessary, fill in the answer box to complete your choice.     A. 5 0 0 9 6 0 0 6 =enter your response here ​(Simplify your answer. Type an integer or fraction for each matrix​ element.)   B. The product is undefined.

Given three matrices, find the sum

Determine whether the statement below is true or false. Justify the answer. A5x6 matrix has six rows. Choose the correct answer below. A. The statement is true. A 5x6 matrix has six columns and six rows. B. The statement is false. A 5x6 matrix has five rows and six columns. C. The statement is true. A 5x6 matrix has five columns and six rows. D. The statement is false. A 5x6 matrix has five rows and five columns.