SOLUTION: How do I multiply: 2EA E=[1, 2] a=[3, 0, 2, -1]

SOLUTION: How do I multiply: 2EA E=[1, 2] a=[3, 0, 2, -1]

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Question 176529: How do I multiply: 2EA E=[1, 2] a=[3, 0, 2, -1]
Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!
2EA: I am going to assume the A is a 2x2 matrix because in order for E which is a 1x2 matrix, to be multiplied by another matrix, the other matrix rows must be 2
:
2==
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