EduSahara™ Assignment
Name : Single Set Operations
Chapter : Sets
Grade : SSC Grade X
License : Non Commercial Use
Question
1
1.
Find the cardinality of A = {-4,8,-2,4,5,6}
(i)
5
(ii)
7
(iii)
8
(iv)
3
(v)
6
Question
2
2.
If A = {5,-3,2,9,-7,-1,4,-9,-8}, then n(A) = ?
(i)
12
(ii)
6
(iii)
10
(iv)
9
(v)
8
Question
3
3.
If A = {-4,-7,2,9,1,-9} and μ = {-4,-7,2,9,1,-9,6,-8,-2,-5}, find A ∪ A
(i)
{2,1,-2,-7,-9,9}
(ii)
{-9,2,-4,9,-7,1}
(iii)
{-12,1,-4,-7,7,2}
(iv)
{1,2,-7,-9,-4}
(v)
{2,3,9,-4,4,-7,1,-9}
Question
4
4.
If A = {-4,9,-8,-3} and μ = {-4,9,-8,-3,-7,5,8}, find A ∪ ∅
(i)
{9,-8,-4}
(ii)
{-3,-4,-7,9}
(iii)
{-8,9,-4,-3}
(iv)
{-4,9,-8,3,4,-3}
(v)
{-6,12,-8,-3}
Question
5
5.
If A = {-3,-4,8,0} and μ = {-3,-4,8,0,2,-1,7}, find A ∪ μ
(i)
{-4,8,-3,7,3,2,-1}
(ii)
{0,-3,-4,7,8,2,-1}
(iii)
{}
(iv)
{7,2,8,-3,-1,0}
(v)
{-3,2,-4,-1,8,4,0,7,1}
Question
6
6.
If A = {-4,-1,1,2,5,9,-7} and μ = {-4,-1,1,2,5,9,-7,-6,-8,-3,0}, find A ∩ A
(i)
{2,9,-7,1,5,0,-4,3,-1}
(ii)
{9,5,2,1,-4,-7,-1}
(iii)
{0,5,9,-4,2,-7,1}
(iv)
{-4,5,9,2,-1,1}
(v)
{-5,2,-8,1,9,-4,0}
Question
7
7.
If A = {3,9,-2,5} and μ = {3,9,-2,5,6,7,-3}, find A ∩ ∅
(i)
{5,3}
(ii)
{5}
(iii)
{1}
(iv)
{}
(v)
{4}
Question
8
8.
If A = {9,-4,-9} and μ = {9,-4,-9,4,-1}, find A ∩ μ
(i)
{1,9,-9}
(ii)
{8,-1,-14}
(iii)
{-9,-4,9}
(iv)
{-4,9}
(v)
{5,9,0,-4,-9}
Question
9
9.
If μ = {6,7,-4,4,-7,3,1,-3,9,-6,8,0,-5,-1,-2,-9}, A = {6,7,-4,4,-7,3,1} and B = {1,-3,9,3,-6}, find n(A)
(i)
6
(ii)
4
(iii)
10
(iv)
8
(v)
7
Question
10
10.
If μ = {8,5,-3,4,-2,-7,-5,-8}, A = {8,5,-3} and B = {4,8,-2}, find n(B)
(i)
4
(ii)
3
(iii)
6
(iv)
2
(v)
1
Assignment Key
1) (v)
2) (iv)
3) (ii)
4) (iii)
5) (ii)
6) (ii)
7) (iv)
8) (iii)
9) (v)
10) (ii)
