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Question
Select the correct option from the given alternatives:
If A and B are square matrices of equal order, then which one is correct among the following?
Options
A + B = B + A
A + B = A – B
A – B = B – A
AB = BA
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Solution
A + B = B + A
Explanation;
Matrix addition is commutative.
∴ A + B = B + A
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