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OpenStudy (anonymous):
Find a + b using matrices
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OpenStudy (anonymous):
a = ( 3 2) B = ( -6 1) ( -1 2) (0 -4)
OpenStudy (anonymous):
matrix addition is done entrywise. Add the corresponding entries together to get a+b. for example the first row first column of a+b=3+-6=-3. Each other entry is done the same way. you will get another 2x2 matrix
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