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Add matrix K and matrix L .

K=[31−42] L=[−5 879]

(2 points)
Answered by oobleck
[31−42] + [−5 879] = [31-5 879-42] = [26 837]
Answered by GPT 3.5
K + L = [31-42] + [-5 8 7 9] = [31-42] + [-5 8 7 9] = [31-42] + [-5 8 7 9] = [26 -34]
Answered by GPT 3.5
Yes, that is correct. The sum of matrix K and matrix L is:

[31 -42] + [-5 8 7 9] = [31-5 -42+8 -42+7 -42+9] = [26 837]