MULTIPLYING MATRICES
DRAFT
9th - 12th grade
1828 times
Mathematics
65%
average accuracy
2 years ago
hartmam
7
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MULTIPLYING MATRICES
DRAFT
2 years ago
by
hartmam
Played 1828 times
7
9th - 12th grade
Mathematics
65% average accuracy
7
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19 Questions
Show answers
Question 1
SURVEY
900 seconds
Q.
Name the order of this matrix.
answer choices
3x1
1x3
3
1
Question 2
SURVEY
900 seconds
Q. You can multiply a
2X3
matrix by which matrix?
answer choices
2X2
2X12
3X12
2X3
Question 3
SURVEY
900 seconds
Q.
Find the product of the two matrices.
answer choices
undefined
-3 16
17 12
8 -10
3 12
-15 -8
-1 -3
Question 4
SURVEY
900 seconds
Q. How many columns are in a
5 x 4
matrix?
answer choices
5
4
20
9
Question 5
SURVEY
900 seconds
Q. In Matrix R (pictured) what element is
a
23
?
answer choices
8
9.01
6
1
Question 6
SURVEY
900 seconds
Q.
Name the order of this matrix.
answer choices
6x2
2x6
12
36
Question 7
SURVEY
900 seconds
Q. Find the product of the two matrices.
answer choices
1 2
6 -8
-3 -5
-5 -11
-2 8
-6 -12
2 -3
5 -2
Question 8
SURVEY
900 seconds
Q. You can multiply a
6X2
matrix by which matrix?
answer choices
6X2
2X12
3X12
6x3
Question 9
SURVEY
300 seconds
Q. find: B*A
answer choices
47 30
9 5
17 15
42 35
10 25
7 1
not possible because rows do not match columns
Question 10
SURVEY
900 seconds
Q. These matrices are being multiplied. Determine the
dimension/size of the new matrix.
answer choices
Can't multiply them
4 x 2
3 x 3
4 x 3
Question 11
SURVEY
900 seconds
Q. Find the product of the matrices.
answer choices
A
B
C
D
Question 12
SURVEY
900 seconds
Q. Find the product of the matrices.
answer choices
A
B
C
D
Question 13
SURVEY
900 seconds
Q.
What is the name of each entry of a matrix?
answer choices
Row
Element
Dimension
Numbers
Question 14
SURVEY
900 seconds
Q. Perform scalar multiplication on the matrix
answer choices
A
B
C
D
Question 15
SURVEY
900 seconds
Q. Can the operation be performed?
answer choices
Yes
No
tomato
Maybe
Question 16
SURVEY
900 seconds
Q. Find the product of the two matrices.
answer choices
17 12
25 18
8 9
12 6
6 6
7 5
12 10
10 12
Question 17
SURVEY
900 seconds
Q. Given matrices A & B:
A is a (4x33) matrix
B is a (33x1) matrix
What are the dimensions of the
product of A times B
?
answer choices
4x1
4x33
33x1
Matrix does not exist
Question 18
SURVEY
900 seconds
Q. After completing multiplying the two matrices together, what is the sum of highest value and lowest value inside of the resulting matrix?
answer choices
14
13
12
11
Question 19
SURVEY
900 seconds
Q.
matrix A = 2 x 7,
matrix B = 7 x 2
Determine which of the following operations exist.
answer choices
A + B
AB
BA
AB
t
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