Algebra- Matrices
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algebra-_matrices.pdf
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To: Trapasso, Tyler FT 2013 GRAD@Beacon High School
Date: Tuesday, January 29, 2013
Re: Home > New Algebra I (2010 Edition) Semester 2
New Algebra I (2010 Edition) Semester 2 anyteacher and Mrs. Darrow
Submission 29: Matrices You have looked at it once before. There are 25 questions worth 28 points.
Part 1 Select the best answer from the choices provided. (Each question is worth one point)
1. Given the following matrix, what is the value of a22? 19 17 18
7 4 2 5 15 0
4 5
17 19
2. Given the following matrix, what is the value of a31? 8 3 19
14 1 8 4 11 5
19 1
5 4
3. Given the following matrix, what is the value of a11? 14 3 16
11 20 7 3 19 16
7 20
11 14
4. Given the following matrix, what is the value of a22? 14 7 18
16 19 12 20 3 13
14 19
3 7
5. Given the following matrix, what is the value of a32? 15 7 9
5 3 8 5 9 20
3 7
8 9
6. After simplifying the matrix operation below, what does a11 equal? 15 9
+
3 19
15 9
+ 3 19
-12 12
18 34
7. After simplifying the matrix operation below, what does a11 equal? 12 14
-
19 5
31 33
17 -7
8. After simplifying the matrix operation below, what does a21 equal? 5
11
-
1 2
9 10
6 3
9. After simplifying the matrix operation below, what does a21 equal? 15
19
+
6 7
13 26
21 8
10. After simplifying the matrix operation below, what does a21 equal? 4
9
-
5 10
9 4
-6 -1
Part 2 Select the best answer from the choices provided. (Each question is worth one point)
11. After simplifying the matrix operation below, what does a12 equal?
7 17 7 13 -
16 18 9 8
16 -1
35 -9
12. After simplifying the matrix operation below, what does a11 equal?
4 15 11 15 -
10 14 6 5
17 1
29 -6
13. After simplifying the matrix operation below, what does a22 equal? 20 0 17
14 15 18 2 8 4
-
9 5 3 15 17 18 2 16 1
24 17
0 -2
14. After simplifying the matrix operation below, what does a32 equal? 4 9 18
6 14 1 14 13 9
-
7 11 5 19 9 12 2 5 3
-11 5
8 33
15. After simplifying the matrix operation below, what does a11 equal?
4 • 7
8
8
28 56
32 224
16. After simplifying the matrix operation below, what does a21 equal?
3 • 13
14
39 182
42 546
17. After simplifying the matrix operation below, what does a12 equal?
1 • 6 3
4 1
6 4
3 1
18. After simplifying the matrix operation below, what does a21 equal?
2 • 5 4
3 6
10 6
8 12
19. After simplifying the matrix operation below, what does a22 equal?
3 • 3 0
1 4
9 3
0 12
20. After simplifying the matrix operation below, what does a11 equal?
3 • 7 6
2 1
21 6
18 3
21. After simplifying the matrix operation below, what does a31 equal?
3 •
5 3 2 5 8 3 4 6 0
9 18
6 12
22. After simplifying the matrix operation below, what does a31 equal?
2 •
4 8 5 7 2 1 3 6 4
10 14
6 7
Part 3 Type the answer to the question in the textbox below each item. (Each question is worth two points)
23. After simplifying the matrix operation below, what does a22 equal? 4 5
7 13
-
19 10 11 10
24. After simplifying the matrix operation below, what does a21 equal?
