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Mathematics, 20.10.2019 01:30 hgdthbgjnb5604

(matrix) addiction and subtraction of a matrix

calculate:
a) a+b+c
b) a-b-c
c) a+b-c


(matrix) addiction and subtraction of a matrix calculate:  a) a+b+c b) a-b-c

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Answers: 1

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(matrix) addiction and subtraction of a matrix

calculate:
a) a+b+c
b) a-b-c...
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