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Need some help with this matrices question​

Need some help with this matrices question​-example-1

1 Answer

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Answer:

See below.

Explanation:

1.

PM as the number or rows not equal to coloumn

2.

1*2 as MN = ( 32 )

( 61 )

3.

= ( 4x2+7x4 4x3+7x8 4x9+7x1)

=(36 68 43)

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