Matrix Addition Subtraction and Scalar

• A

• B

• C

• D

• E

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CCSS.HSN.VM.C.7

AFTER multiplying by the scalar, what will the second row of the matrix be? Put one number in each box in the correct order.

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CCSS.HSN.VM.C.7

What is the word that means to multiply a coefficient to a matrix for a different quantity?

• Dimension

• Binomial

• Scalar

• Experiment

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CCSS.HSN.VM.C.7

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CCSS.HSN.VM.C.8

If G = [[3, -2], [-1, 4]] and q = 3, what is the result of qG?

• [[9, -6], [-3, 12]]

• [[6, -4], [-2, 8]]

• [[1, -2], [-1, 4]]

• [[3, -2], [-1, 4]]

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CCSS.HSN.VM.C.7

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• undefined/not possible

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CCSS.HSN.VM.C.7

Perform scalar multiplication on the matrix

• A

• B

• C

• D

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CCSS.HSN.VM.C.7

AFTER multiplying by the scalar, what will this element be?

a₁₂

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CCSS.HSN.VM.C.7

What is the result of scalar multiplication of the matrix [[1, -2], [3, 4]] by the scalar -2?

• [[-2, 4], [-6, -8]]

• [[2, -4], [6, 8]]

• [[1, -2], [3, 4]]

• [[-1, 2], [-3, -4]]

Tags

CCSS.HSN.VM.C.7

When multiplying a matrix by a scalar, does the size of the matrix change?

• No

• Yes, it becomes larger

• No, it becomes a different shape

• Yes, it becomes smaller

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CCSS.HSN.VM.C.7