x
Info
x
Warning
x
Danger
 / 
 / 
 / 
Give the order of the matrix, and identify the given element of the matrix

Question : Give the order of the matrix, and identify the given element of the matrix : 2151851

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

Give the order of the matrix, and identify the given element of the matrix.

1)

; a12

A) 4 × 2; -5

B) 2 × 4; -14

C) 4 × 2; -14

D) 2 × 4; -5

2)

; a34

A) 4 × 4; -15

B) 5 × 4; -11

C) 4 × 5; 2

D) 20; 12

Find values for the variables so that the matrices are equal.

3)

 =

A) x = 1; y = 1

B) x = -2; y = 1

C) x = 1; y = -2

D) x = -2; y = -2

4)

 =

A) x = -7; y = 1; z = -9

B) x = -3; y = -7; z = -9

C) x = -7; y = -3; z = 1

D) x = -7; y = -3; z = -9

5)

 =

A) x = -6; y = -1; z = 3

B) x = 9; y = 5; z = -3

C) x = 6; y = -3; z = 9

D) x = 6; y = 1; z = -3

6)

 =

A) x = 10; y = 2; z = 1

B) x = 1; y = 3; z = 9

C) x = 1; y = 10; z = 36

D) x = 2; y = 17; z = 144

Solve the problem.

7)

Let A =  and B = . Find A + B.

A)

B)

C)

D)

8)

Let A =  and B = . Find A - B.

A)

B)

C)

D)

9)

Let A =  and B = . Find A - B.

A)

B)

C)

D)

10)

Let A =  and B =. Find A + B.

A)

B)

C)

D)

11)

Let A =  and B = . Find A + B.

A)

B)

C)

D)

[-2 4 1]

12)

Let A =  and B = . Find A + B.

A)

B)

C)

D)

13)

Let A =  and B =  Find A - B.

A)

B)

C)

D)

14)

Let A = . Find 3A.

A)

B)

C)

D)

15) Let B = [-1 2 6 -3]. Find -2B.

A)

B)

C)

D)

16)

Let A =  and B = . Find 2A + B.

A)

B)

C)

D)

17)

Let A =  and B = . Find A - 4B.

A)

B)

C)

D)

18) Let A = [-4 2] and B = [1 0]. Find 3A + 4B.

A)

B)

C)

D)

19)

Let A =  and B = . Find 4A - 3B.

A)

B)

C)

D)

Solve the matrix equation for X.

20)

Let A =  and B = ;X + A = B

A)

X =

B)

X =

C)

X =

D)

X =

Solution
5 (1 Ratings )

Solved
Algebra 2 Months Ago 23 Views
This Question has Been Answered!

Related Answers
Unlimited Access Free
Explore More than 2 Million+
  • Textbook Solutions
  • Flashcards
  • Homework Answers
  • Documents
Signup for Instant Access!
Ask an Expert
Our Experts can answer your tough homework and study questions
12273 Algebra Questions Answered!
Post a Question