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Review for Final

Authored by Mr. Avila

Mathematics

Used 3+ times

Review for Final
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20 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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Add

11    8
-4     2
3     2
-6    -6
-3    2
-4    -6
10    8
-6    2

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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Find A-B

-3     1
7     -1
1     0
1     -4
-4       0
6     -1
not possible because rows do not match columns

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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What are the dimensions of this matrix?

2 x 3
3 x 2
6 x 1
1 x 6

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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Multiply

20     15    -10
30     -5         0
-20      15     -10
30     -5          0
1        8       3
11     4        5
20     -15     10
-30         5        0  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Perform the matrix multiplication, if possible.

Media Image
Media Image
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Cannot be multiplied, dimensions not compatible.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Perform the matrix multiplication, if possible.

Media Image
Media Image
Media Image

Cannot be multiplied, dimensions not compatible.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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Solve for matrix Z.

2
3
-2
-3
18
3
8
4

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