Matrix Operation

Complete Question #5 from the "Matrices Quizizz 1" Handout.

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Complete Question #6 from the "Matrices Quizizz 1" Handout.

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Complete Question #7 from the "Matrices Quizizz 1" Handout.

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Complete Question #8 from the "Matrices Quizizz 1" Handout.

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What must be true in order to ADD two matrices?

• They must be square.

• The dimensions must be equal.

• The determinant can't equal 0.

• The column of the 1st must equal the row of the 2nd.

What do w, x, y and z equal in this matrix subtraction?

• w = 13, x = 4, y = 7, z = 23

• w = 13, x = -4, y = 11, z = 23

• w = 13, x = 4, y = 11, z = 23

• w = 13, x = 4, y = 11, z = 17

When a 3x6 matrix is multiplied by a 6x5 matrix, what will the dimensions of the product be?

• 6x6

• 3x6

• 3x5

• 5x6

If the matrices can be multiplied, what are the dimensions of the product?

• Matrix multiplication is not possible.

• 3 x 1

• 1 x 2

• 3 x 2

Find the product of the matrices.

• A

• B

• C

• D

Element G₂₂ is

• 1

• 2

• 3

• 4