# Another one on matrix expressions?

Write and evaluate a matrix expression for the average of the two matrices

A [ 216 355 262 ]

[ 453 648 503 ]

B [ 145 338 302 ]

[ 333 624 646 ]

### 1 Answer

Relevance

- cidyahLv 710 years agoFavourite answer
To find the average, just average the corresponding elements of the matrices.

(216+145)/2 = 180.5

(355+338)/2 = 371.5

etc.

The result is a 3 x 2 matrix

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