Question 1

Identify the column matrix. What is its transpose?     Column matrix: __________ (A,B,C or D)
Transpose: __________

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Question 2

The Campus Bookstore's inventory of books is: Hardcover: textbooks, 5,250; fiction, 1,670; nonfiction, 2,320; reference, 1,860
Paperback: fiction, 2,830; nonfiction, 1,450; reference, 2,070; textbooks, 1,920
The College Bookstore's inventory of books is:
Hardcover: textbooks, 6,320; fiction, 2,290; nonfiction, 1,790; reference, 1,970
Paperback: fiction, 3,100; nonfiction, 1,710; reference, 2,740; textbooks, 2,060
The two companies decide to merge, so now write a matrix C that represents the total inventory of the newly amalgamated company.

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Question 3

Solve for u, x, y, and z in the matrix equation.

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Question 4

Perform the indicated operations.

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Question 5

Find the transpose of the given matrix.

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Question 6

Find  and  .   = __________  = __________  = __________  = __________

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Question 7

Find b₁₃, b₃₁ and b₄₃. b₁₃ = __________ b₃₁ = __________ b₄₃ = __________

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Question 8

K & R builders build three models of houses, M1, M2, and M3, in three subdivisions I, II, and III located in three different areas of a city. The prices of the homes (in thousands of dollars) are given in matrix A:  K & R Builders has decided to raise the price of each house by 3% next year. Write a matrix B giving the new prices of the houses.

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Question 9

Find the transpose of the given matrix.

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Question 10

Perform the indicated operations.

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Question 11

Identify the row matrix. What is its transpose?     Row matrix: __________ (A,B,C or D)
Transpose: __________

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Question 12

Identify the square matrix. What is its transpose?     Square matrix: __________ (A,B,C or D)
Transpose: __________

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Question 13

Perform the indicated operations.

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Question 14

The property damage claim frequencies per 100 cars in Massachusetts in the year 2000, 2001, 2002 were 6.87, 7.05, and 7.13, respectively. The corresponding claim frequencies in the United States were 4.1,  and 4.07 respectively. Express this information using a 2×3 matrix.

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Question 15

Find the sizes of A, B, C and D.     A : __________ × __________ B : __________ × __________
C : __________ × __________ D : __________ × __________ ;

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Question 16

Perform the addition.

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Question 17

Solve for u, x, y, and z in the matrix equation.

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Question 18

Perform the subtraction.

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Question 19

Perform the subtraction.

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Question 20

Find the transpose of the matrix.

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...

Quiz 2: Systems of Linear Equations and Matrices

Identify the column matrix. What is its transpose? Column matrix: (A,B,C or D) Transpose:

Solve for u, x, y, and z in the matrix equation.

Perform the indicated operations.

Find the transpose of the given matrix.

Find and . = = = =

Find b₁₃, b₃₁ and b₄₃. b₁₃ = b₃₁ = b₄₃ = __

Find the transpose of the given matrix.

Perform the indicated operations.

Identify the row matrix. What is its transpose? Row matrix: (A,B,C or D) Transpose:

Identify the square matrix. What is its transpose? Square matrix: (A,B,C or D) Transpose:

Perform the indicated operations.

The property damage claim frequencies per 100 cars in Massachusetts in the year 2000, 2001, 2002 were 6.87, 7.05, and 7.13, respectively. The corresponding claim frequencies in the United States were 4.1, and 4.07 respectively. Express this information using a 2×3 matrix.

Find the sizes of A, B, C and D. A : × B : × C : × D : × ;

Perform the addition.

Solve for u, x, y, and z in the matrix equation.

Perform the subtraction.

Perform the subtraction.

Find the transpose of the matrix.

Quiz 2: Systems of Linear Equations and Matrices

Identify the column matrix. What is its transpose? Column matrix: __________ (A,B,C or D) Transpose: __________

Solve for u, x, y, and z in the matrix equation.

Perform the indicated operations.

Find the transpose of the given matrix.

Find and . = __________ = __________ = __________ = __________

Find b13, b31 and b43. b13 = __________ b31 = __________ b43 = __________

Find the transpose of the given matrix.

Perform the indicated operations.

Identify the row matrix. What is its transpose? Row matrix: __________ (A,B,C or D) Transpose: __________

Identify the square matrix. What is its transpose? Square matrix: __________ (A,B,C or D) Transpose: __________

Perform the indicated operations.

The property damage claim frequencies per 100 cars in Massachusetts in the year 2000, 2001, 2002 were 6.87, 7.05, and 7.13, respectively. The corresponding claim frequencies in the United States were 4.1, and 4.07 respectively. Express this information using a 2×3 matrix.

Find the sizes of A, B, C and D. A : __________ × __________ B : __________ × __________ C : __________ × __________ D : __________ × __________ ;

Perform the addition.

Solve for u, x, y, and z in the matrix equation.

Perform the subtraction.

Perform the subtraction.

Find the transpose of the matrix.

Identify the column matrix. What is its transpose? Column matrix: (A,B,C or D) Transpose:

Find and . = = = =

Find b₁₃, b₃₁ and b₄₃. b₁₃ = b₃₁ = b₄₃ = __

Identify the row matrix. What is its transpose? Row matrix: (A,B,C or D) Transpose:

Identify the square matrix. What is its transpose? Square matrix: (A,B,C or D) Transpose:

Find the sizes of A, B, C and D. A : × B : × C : × D : × ;