AnswersGA-Advanced Algebra Concepts and Connections CRScalar and Matrix Multiplication

Scalar and Matrix Multiplication Answers

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1
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What is the product?

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Free Preview

What is the product?

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A
mc023-2.jpg
Option A
B
mc023-3.jpg
Option B
C
mc023-4.jpg
Option C
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mc023-5.jpg
Option D
3

What is the product?

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Option
Option A
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What are the dimensions of the product?

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1 x 2
B
2 x 2
C
3 x 2
D
3 x 3
5

Each column of the matrix represents a vertex of a triangle. If Rosa scales the triangle by finding 3T, what are the vertices of the scaled triangle?

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A
(3, 3), (3, 9), (9, 3)
B
(0, 0), (0, 6), (6, 0)
C
(3, 3), (0, 9), (9, 0)
D
(0, 0), (0, 9), (9, 0)
9

What is the product?

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10

What is the product?

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11

What is the size of the matrix resulting from ?

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A
1 x 1
B
1 x 3
C
3 x 1
D
3 x 3
12

What is the product?

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mc010-2.jpg
Option A
B
mc010-3.jpg
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mc010-4.jpg
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mc010-5.jpg
Option D
13

What is the product?

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Option
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Option C
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14

The vertices of a rectangle are given in the columns of the matrix . If is found to perform a transformation, what are the coordinates of the transformed rectangle?

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A
(0, 0), (0, –3), (–3, –3), (–3, 0)
B
(0, 0), (0, 3), (3, 3), (3, 0)
C
(0, 0), (0, 3), (–3, –3), (–3, 0)
D
(0, 0), (0, 3), (–3, 3), (–3, 0)
15

A computer graphics program stores a 2D shape as:

A
The shape doubles in size and rotates 90° counterclockwise.
B
The shape doubles in size and reflects across the x-axis.
C
The shape rotates 90° clockwise without changing size.
D
The shape shrinks and rotates 90° counterclockwise.
16

A computer graphics program stores a 2D shape as:

A
The shape doubles in size and rotates 90° counterclockwise.
B
The shape doubles in size and reflects across the x-axis.
C
The shape rotates 90° clockwise without changing size.
D
The shape shrinks and rotates 90° counterclockwise.
17

A server processes traffic represented by:

A
Matrix with 2 rows and 2 columns. Row 1 entries: 200, 300. Row 2 entries: 400, 500.
Option A
B
Matrix with 2 rows and 2 columns. Row 1 entries: 102, 152. Row 2 entries: 202, 252.
Option B
C
Matrix with 2 rows and 2 columns. Row 1 entries: 150, 100. Row 2 entries: 250, 250.
Option C
D
Matrix with 2 rows and 2 columns. Row 1 entries: 100, 150. Row 2 entries: 200, 250.
Option D
18

What is the product?

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19

What is the product?

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Option D
20

Which matrix multiplication is possible?

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