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Mathematics 14 Online
OpenStudy (anonymous):

If A is a 2×5 matrix and B is a 5×2 matrix, is it possible to evaluate 5(A – 3B)? Yes or no?

ganeshie8 (ganeshie8):

To add/subtract, the matrices must be of same size

ganeshie8 (ganeshie8):

size of matrix A is 2x5 size of matrix B is 5x2 they are not of same size, so...

OpenStudy (anonymous):

So,would the answer be no?

ganeshie8 (ganeshie8):

Correct

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