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Account for the order of a matrix

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Reference no: EM131335453

1. Why is it necessary to account for the order of a matrix when adding or subtracting matrices?

2. Explain the conditions necessary to multiply two matrices, each of a different order. What does the scalar multiplication of a Matrix means? Give an example.

3. Under what condition(s) the multiplication of two different size matrices is possible? If the product of two matrices A*B is possible is B*A also always possible? If not, then  under what condition(s) they are both possible?

4. Provide an example

Reference no: EM131335453

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