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WorksheetsMatrices
Total questions: 24
Worksheet time: 32mins
Name
Class
Date
1.
What are the dimensions of this matrix?
a)
4x3
b)
3x4
c)
3
d)
4
2.
a)
b)
c)
d)
3.
Add
a)
11 8
-4 2
-4 2
b)
3 2
-6 -6
-6 -6
c)
-3 2
-4 -6
-4 -6
d)
10 8
-6 2
-6 2
4.
Find A+B
a)
8 10
8 1
8 1
b)
12 25
7 1
7 1
c)
10 30
0 1
0 1
d)
can't add two together because the rows dont match columns
5.
Find B-A
a)
-4 0
6 -1
6 -1
b)
1 0
1 -4
1 -4
c)
4 0
-6 1
-6 1
d)
not possible because rows do not match columns
6.
What must be true in order to ADD two matrices?
a)
They must be square.
b)
The dimensions must be equal.
c)
The determinant can't equal 0.
d)
The column of the 1st must equal the row of the 2nd.
7.
Perform the following operation
a)
b)
c)
d)
e)
not possible
8.
Perform the indicated operation
a)
b)
c)
d)
e)
not possible
9.
What do a, b, c and d equal in this matrix addition?
a)
a = -1, b = 10, c = 7, d = -11
b)
a = -1, b = 10, c = -11, d = 7
c)
a = 10, b = -1, c = 7 , d = -11
d)
a = 10, b = -1, c = -11, d = 7
10.
What do a, b, c and d equal in this matrix addition?
a)
a = -1, b = 10, c = 7, d = -11
b)
a = -1, b = 10, c = -11, d = 7
c)
a = 10, b = -1, c = 7 , d = -11
d)
a = 10, b = -1, c = -11, d = 7
11.
What are the dimensions of matrix B?
a)
2 x 3
b)
3 x 2
12.
What are the dimensions of matrix D?
a)
1 x 3
b)
3 x 1
13.
What is a Matrix?
a)
An equation of over 5 numbers or symbols
b)
A rectangular arrangement of numbers
c)
A method of finding the nth value of a series
d)
A complicated number system
14.
Dadas las siguientes matrices. Calcule b+3c
a)
b)
c)
d)
Ninguna
15.
Perform the matrix multiplication, if possible.
a)
b)
c)
d)
Cannot be multiplied, dimensions not compatible.
16.
Perform the matrix multiplication, if possible.
a)
b)
c)
d)
Cannot be multiplied, dimensions not compatible.
17.
Perform the matrix multiplication, if possible.
a)
b)
c)
d)
Cannot be multiplied, dimensions not compatible.
18.
a)
A
b)
B
c)
C
d)
D
e)
E
19.
a)
A
b)
B
c)
C
d)
D
e)
E
20.
a)
A
b)
B
c)
C
d)
D
e)
E
21.
a)
A
b)
B
c)
C
d)
D
e)
E
22.
Which of the following is a square matrix?
a)
B
b)
F
c)
D
d)
A
23.
Which of the following is a column matrix?
a)
B
b)
F
c)
D
d)
A
24.
Which of the following is a row matrix?
a)
B
b)
F
c)
D
d)
A
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