find A + B and B - A given that

label Algebra
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     [7    -1       2]

A=[10    1     -1]

     [2      6      7]

and

     [ 4      9         3]

B= [8      -1       14]

     [ 5     11       -2]

Oct 21st, 2017

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Aug 2nd, 2014

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Oct 21st, 2017
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