1 |
W - N = .................... |
∅
{∅}
N
W
|
2 |
N∪ W = .................... |
∅
{∅}
N
W
|
3 |
N∩ W = .................. |
∅
{∅}
N
W
|
4 |
Which of the following is true? |
W⊆ N
Z ⊆ W
N ⊆ P
P ⊆ W
|
5 |
By definition, which of the following is a set? |
{a,b,c,d}
{1,2,3,2}
{l,m,n,o}
{0,1,2,3,1}
|
6 |
The relation {(a,b),(b,c),(a,d)} is.................................... |
A function
Not a function
Range
Domain
|
7 |
If f: A→ B and range of f= B , then f is an.............. |
into function
onto function
bijective function
function
|
8 |
A subset of A x A is called.................. in A. |
Set
Relation
Function
Info function.
|
9 |
Venn diagram was first used by...................... |
John Venn
Netwon
Arthur Cayler
John Napier
|
10 |
The range of {(a,a),(b,b),(c,c) is .............. |
{a,b}
{a,b,c}
{a}
∅
|
11 |
The domain of {(a,b),(b,c),(c,d)} is............ |
{a,b,c}
{b,c,d}
{a,b}
{a,b,c,d}
|
12 |
x-coordinate of every pint on x-axis is. |
+ve
-ve
zero
1
|
13 |
y co-ordinate of every pint on x-axis is. |
+ve
-Ve
zero
1
|
14 |
The point (4,-6) lies in..................quadrant. |
I
II
III
<i>IV</i>
|
15 |
The point (-5,-7) lies in ........ quadrant. |
I
II
III
IV
|