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Compute the Following Sums: `[[2 1 3],[0 3 5],[-1 2 5]]`+ `[[1 -2 3],[2 6 1],[0 -3 1]]`

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Question

Compute the following sums:

`[[2    1   3],[0   3   5],[-1   2   5]]`+ `[[1 -2     3],[2            6        1],[0   -3       1]]`

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Solution

`[[2    1   3],[0   3   5],[-1   2   5]]`+ `[[1 -2     3],[2            6        1],[0   -3       1]]`

`⇒ [[2+1      1-2      3+3],[0+2     3+6      5+1],[-1+0      2-3      5+1]]`

`⇒[[3     -1       6],[2                      6],[-1      -1    6]]`

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Chapter 4: Algebra of Matrices - Exercise 5.2 [Page 18]

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R.D. Sharma Mathematics Volume 1 and 2 [English] Class 12
Chapter 4 Algebra of Matrices
Exercise 5.2 | Q 1.2 | Page 18
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