WorksheetsRelations quiz 1
Total questions: 9
Worksheet time: 5mins
Name
Class
Date
1.
If n(A) = p and n(B) = q, then n(A X B) = ------------------
(a)
2.
If A ,B,C are non- empty sets such that either A or B or C is an infinite set, then A X B X C is
a)
Finite set
b)
Infinite set
c)
May or may not be finite
d)
None
3.
If (2a+b, a-b) = (8,3) then the values of a and b are
a)
− 2 ,0
b)
0 , − 2
c)
2, 0
d)
0,2
4.
a)
True
b)
False
5.
If set A has 3 elements and set B has elements 3 , 4 and 5 then the number of elements in A X B
a)
3
b)
6
c)
9
d)
0
6.
If n(A) =2 and n(B) = 2 , The number of subsets of A X B
a)
4
b)
16
c)
2
d)
0
7.
a)
b)
c)
d)
8.
The cartesian product A X A has 9 elements among which are found (-1 ,0) and (0,1) the element of set A are
(a)
9.
If A , B and C are three non-empty sets,Then
A X (B X C) = (A X B ) X C
a)
True
b)
False
100 %
