EduSahara™ Assignment
Name : Single Set Operations
Chapter : Sets
Grade : SSC Grade X
License : Non Commercial Use
Question
1
1.
Find the cardinality of A = {9,-6,5,-8,-4,-9,-5,-3,8}
(i)
12
(ii)
10
(iii)
9
(iv)
8
(v)
7
Question
2
2.
If A = {-9,8,-4,-7,6,3,0,5,-8}, then n(A) = ?
(i)
8
(ii)
10
(iii)
11
(iv)
7
(v)
9
Question
3
3.
If A = {5,8,-9,-5,-1} and μ = {5,8,-9,-5,-1,0,7,2}, find A ∪ A
(i)
{-5,-9,5,-1}
(ii)
{-1,0,9,-9,-5}
(iii)
{-1,-7,-5,8,5}
(iv)
{1,5,-9,8,-5,-1,4}
(v)
{8,-1,-9,-5,5}
Question
4
4.
If A = {-3,3,9,2,-1} and μ = {-3,3,9,2,-1,-7,-5,-2}, find A ∪ ∅
(i)
{1,2,-1,9,3}
(ii)
{3,-3,2,9,5,-1,1}
(iii)
{9,1,3,-3,2}
(iv)
{9,3,2,-3,-1}
(v)
{3,9,2,-3}
Question
5
5.
If A = {2,-6,9,6,-3} and μ = {2,-6,9,6,-3,-7,-4,-2}, find A ∪ μ
(i)
{2,9,-2,-3,-6,-7,-4}
(ii)
{}
(iii)
{2,-3,-6,9,-4,-7,6,-2}
(iv)
{2,9,-3,-7,-4,-2,1,6,-6,4}
(v)
{9,2,1,-6,-7,-3,5,-4}
Question
6
6.
If A = {0,1,-5,-8,-3} and μ = {0,1,-5,-8,-3,3,2,8}, find A ∩ A
(i)
{1,-5,0,-8,-3}
(ii)
{-5,0,-3,-8,4}
(iii)
{-1,-9,-5,0,3}
(iv)
{-1,-5,4,1,-3,0,-8}
(v)
{-8,0,1,-5}
Question
7
7.
If A = {7,0,-1,2,-9,5} and μ = {7,0,-1,2,-9,5,-8,9,4,-4}, find A ∩ ∅
(i)
{}
(ii)
{5,0}
(iii)
{0}
(iv)
{1}
Question
8
8.
If A = {-8,-3,-2} and μ = {-8,-3,-2,6,-9}, find A ∩ μ
(i)
{-10,-4,-6}
(ii)
{-8,-3,3,-2,2}
(iii)
{}
(iv)
{-2,-3,-8}
(v)
{-8,-2}
Question
9
9.
If μ = {-3,-2,-4,-1,9,5,-7,-6,6,0,7,2,8,3,4}, A = {-3,-2,-4,-1,9,5,-7} and B = {-6,6,0,-4}, find n(A)
(i)
7
(ii)
10
(iii)
4
(iv)
8
(v)
6
Question
10
10.
If μ = {-2,-1,9,-3,4,3,8,-9,6,-7,-5,1,-8,5}, A = {-2,-1,9,-3,4,3,8} and B = {-3,9,4}, find n(B)
(i)
2
(ii)
3
(iii)
1
(iv)
4
(v)
5
Assignment Key
1) (iii)
2) (v)
3) (v)
4) (iv)
5) (iii)
6) (i)
7) (i)
8) (iv)
9) (i)
10) (ii)
