Free Printable singular Matrix

1.

1. which of the following is correct

a)

determinants is a square matrix

b)

determinants is a number associated to a matrix

c)

determinants is a number associated to a square matrix

d)

none of these

2.

If |A| = 0, then A is

a)

zero matrix

b)

singular matrix

c)

non-singular matrix

d)

Identity matrix

3.

a)

4

b)

8

c)

3

d)

6

4.

Which is not a type of Matrix?

a)

Triangular

b)

Scalar

c)

Square

d)

None

5.

Matrix multiplication is not commutative

a)

True

b)

False

6.

Find the determinant of the matrix

a)

A

b)

B

c)

C

d)

D

7.

Find the inverse of the matrix

a)

A

b)

B

c)

C

d)

D

8.

Solve for the determinant of the following matrix:
⌈12 −3⌉
⌊−6 15⌋
*detA= ad-bc

a)

198

b)

162

c)

-333

d)

-9

9.

a)

5 -2
-3 1

b)

-5 2
3 -1

c)

-5 3
2 -1

d)

1 -3
-2 5

10.

a)

17 12
25 18

b)

8 9
12 6

c)

6 6
7 5

d)

12 10
10 12

11.

Evaluate the determinant of the matrix.

a)

-21

b)

0

c)

9

d)

12

12.

Evaluate the determinant of the matrix.

a)

-21

b)

0

c)

9

d)

12

13.

Given matrices A and B find B+A

a)

b)

c)

d)

14.

Find A + B

a)

b)

c)

d)

15.

Find X - Y

a)

b)

c)

d)

16.

What comes first in the order?

a)

Row

b)

Column

17.

Perform the scalar multiplication.

a)

b)

c)

d)

18.

Multiply.

a)

b)

c)

d)

No Product Exists

19.

Add.

a)

No Sum Exists

b)

c)

d)

20.

Determine the Inverse of the given matrix.

a)

b)

c)

d)

The Given Matrix has no inverse

21.

What is a Matrix?

a)

An equation of over 5 numbers or symbols

b)

A set of numbers in rows and columns

c)

A method of finding the n^th value of a series

d)

A complicated number system

22.

Name the order of this matrix.

a)

3x1

b)

1x3

c)

3

d)

1

23.

Name the order of this matrix.

a)

6x2

b)

2x6

c)

12

d)

36

24.

How many columns are in a 5 x 4 matrix?

a)

5

b)

4

c)

20

d)

9

25.

Subtract

a)

-5
-8
3
10

b)

-9
8
3
2

c)

5
-8
3
10

d)

-5
8
3
2

26.

Can the operation be performed?

a)

Yes

b)

No

c)

Sometimes

d)

only Ms. Jones knows

27.

Find the inverse of the matrix, if it exists.

a)

singular, no inverse

b)

c)

d)

28.

A matrix that has all 0 elements is called a

a)

square matrix

b)

null matrix

c)

Diagonal matrix

d)

singular matrix

29.

In Matrix R (pictured) what element is in the second row, third column?

a)

8

b)

9.01

c)

6

d)

1

30.

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.

31.

Name the dimensions:

a)

6x2

b)

2x6

c)

12

d)

36

32.

How many rows are in a 7 x 3 matrix?

a)

7

b)

3

c)

21

d)

10

33.

If the number of rows of matrix A is equal to the number of columns then A is called

a)

Square matrix

b)

Equal matrix

c)

Rectangular matrix

d)

Null matrix

34.

[4 8] is a :

a)

Square matrix

b)

Equal matrix

c)

Rectangular matrix

d)

Singular matrix

35.

A square matrix with all its elements zero, except elements in the leading diagonal is called a:

a)

Square matrix

b)

Diagonal matrix

c)

Rectangular matrix

d)

Non-diagonal matrix

singular Matrix

Total questions: 35

Worksheet time: 3hrs 55mins

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