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Mathematics 21 Online
OpenStudy (anonymous):

[-3 3]+[-2 -3] is this expression undefined?

OpenStudy (anonymous):

What is this expression? Are these two row vectors?

OpenStudy (anonymous):

ithink they are because my home work has to do with matrices

OpenStudy (anonymous):

Then just add each, the answer is: [(-3)+(-2) (3)+(-3)] or [-5 0]

OpenStudy (anonymous):

ok THANK YOU so much :D

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