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Matrices Homework -- Homework: Multiplying Matrices I

Module by: Kenny M. Felder. E-mail the author

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Summary: This module provides practice problems related to multiplying matrices.

Note: Your browser may not currently support MathML. See our browser support page for additional details. You can always view the correct math in the PDF version.

Exercise 1

Multiply.

1 2 [ 2 6 4 9 n 8 ] 1 2 [ 2 6 4 9 n 8 ]

Exercise 2

Multiply.

3 [ 2 3 4 ] [ 5 -6 7 ] 3[ 2 3 4 ][ 5 -6 7 ]

Exercise 3

Multiply.

[ 3 6 7 ] [ x y z ] [ 3 6 7 ][ x y z ]

Exercise 4

Solve for x x.

2 [ 7 x 3 ] [ x x 5 ] = [ 6 ] 2[ 7 x 3 ][ x x 5 ]=[6]

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