Question

Matices ( determines and inverses )

Use matrices A and B. Compute B-A, if you can. (1point)



-5,4 -2,7,-3
-8,2 1,-6,0

Answer 1

Answer choices are
A - -7,-4,2
-4,6,6

B- not possible

C- -7,11
-7,-4

D- 3,10,-4
-2,-6,6

Answer 2

Remember that matrices can only be added, or subtracted when they have the same dimensions.

Matrix A has dimensions 2 x 2 (2 rows, 2 columns)

Matrix B has dimensions 2 x 3 (2 rows, 3 columns)