Respuesta :

Answer:

A + B = [5  8  2.6  2]

Explanation:

Adding matrices adds up by element to the corresponding element of the other matrix.

A + B = ...

= [3 0 2 -1] + [2 8 .6 3]

= [3+2  0+8  2+.6  -1+3]

= [5  8  2.6  2]