Matrix Operations

multiply

• undefined

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If matrix A is a 2x2 matrix, and matrix B is a 2x3 matrix, what will the dimensions of the solution matrix AB be?

• undefined

• 2x2

• 2x3

• 3x2

Find the inverse:

• undefined

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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.

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• No Product Exists

Find the product of the matrices.

• A

• B

• C

• D

Add.

• No Sum Exists

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Find the product.

• Not possible.

• -3 16

  17 12

  8 -10

• 3 12

  -15 -8

  -1 -3