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In-Class 3
A small in-class quiz following our lecture.
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What is the identity matrix?
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A Matrix that when multiplied does not effect any other matrix. It has 1's across its diagonal.
A matrix with all zeroes.
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Does order matter when multiplying matrices?
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Yes, multiplying or 'concatenating' several matrices will provide a different ordering depending on the operations you perform.
It never matters.
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