WorksheetsSets
Total questions: 25
Worksheet time: 13mins
AUA =
B
A
Empty
Null set
A U ∅ =
∅
A
μ
None of the above
∅ n A =
A
μ
∅
None of the above
Symbol of universal set
Ω
¶
π
μ
If A C B then A U B =
B
A
∅
μ
Set builder form of A U B =
{ X/ X ∈ A and X ∈ B }
{ X/ X ∈ A or X ∈ B }
Both A and B
None of the above
Which operation represents this Venn diagram
A U B
A - B
A n B
A ∆ B
What shows this Venn diagram
A U B
A n B
A - B
B - A
Which Venn diagram represents
A - B
If B C A , A U B = A
If B C A , A n B = B
If B C A , A U B = B
If A C B , A n B = A
If A = { 4, 5 ,7, 11 }
B = { 5,7,8, 10, }
Then B - A =
{4 ,11 }
{5 ,7 }
{4,5,7,8,10,11 }
{8 ,10 }
A ∆ B represents
( A - B ) U ( B - A )
( A - B ) n ( B - A )
( A U B ) - ( A n B )
Options 1 and 3
n ( AUB ) =
n ( A ) + n ( B )
n ( A ) + n ( B ) - n ( A n B )
n ( A ) + n ( B ) + n ( A n B )
n ( A ) - n ( B ) - n ( A n B )
If A n B = ∅ the A and B are
Equal sets
Subsets
Universal sets
Disjoint sets
Which of the following is null set
{0}
{ }
{ ∅ }
0
The set of natural numbers is
Finite set
Empty set
Infinite set
Void set
Which set is subset of every set
Empty set
Universal set
Infinite set
None of the above
If A { 1,2,3,4 } and B = { 5,7 }
then n ( A U B )
7
6
5
0
Number of subsets of a set
A = { p, q, r }
3
5
6
8
Roster form of a set
A = { x/ x = 2n , n ∈ N and n≤4 }
{ 2,4,6,8 }
{ 1,2,3,4 }
{ 5,25,125,625 }
{ 1,4,8,16 }
Set builder form of a set
A = { 1,4,9,16,25 }
{ X/ X = 2 n , n ∈ N and n ≤ 5 }
{ X/ X = n 2 , n ∈ N and n ≤ 5 }
{ X/ X = n , n ∈ N and n < 5 }
{ X/ X = 2n , n ∈ N and n ≤ 5 }
Which of the following is true
A U B ≠ B U A
A n B ≠ B n A
A - B ≠ B - A
A - B = B - A
Which of the following is finite set
Set of Multiples of 5
Set of factors of 12
Set of rational numbers
Set of even numbers
i ) A U ∅ = ∅
ii ) A n ∅ = ∅
i and ii are true
i and ii are false
i true ii false
i false ii true
A = { a,e,i,o,u }
B = { b,c,i,k,u }
Then A n B is
{ i,u }
{ a,e,o }
{ b,c,k }
{ a,e,i,ou }
