Multiplying matrices

• A

• B

• C

• D

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• A

• B

• C

• D

• E

• A

• B

• C

• D

• a

• b

• c

• d

Simplify.

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• - 7

• - 6

• - 2

• - 3

• The order of the product is $2\times2$

• The order of the product is $1\times2$

• The order of the product is $2\times1$

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• Not possible - Dimensions not compatible