Use the matrices below to perform matrix multiplication. 2 3 12 3 D = 8 3 1 O 7 -11 If the operation is undefined, enter NA. Hint: To create a matrix in Mobius, click on the icon ::: that has three rows of three dots - it's next to the infinity symbol. Specify the appropriate number of rows (horizontal) and columns (vertical). sin (a) OO ? BD = Pi