Sets having at least one element in Commen are called _________ .
Overlapping
Disjoint sets
Equivalent sets
Equal sets
Let A = {factors of 36} and B={ factors of 48} ,Find A - B ?
{1,3,5}
{9,18,36}
{16,24,48}
{9,10,18,36}
If n (A) = 50 ,n (B) = 35 , n (A ∩ B ) = 5,then n (A U B ) is equal to _______ .
80
35
50
30
A set of single digit number ending with 2 is ___________ .
Singleton set
Infinite set
Finiteset
None of these
If n (A) = 42 , n (B) = 38, n (A U B ) = 70 then (A ∩ B ) is equal to _________ .
6
4
12
10
The set is __________ .
A U B
A ∩ B
A - B
A Δ B
Write A = {x : xz,2x2+7x+3 = 0} in tabular form.
{2,3}
{-3}
{3}
{}
Let ={1,2,3.......10} A = {2,3,5,8,10}B= {3,5,9} and C={1,2,4,8,10}A'U B' =_______ .
{1,2,4,6,7,8,10}
{1,4,6,7,9,10}
{1,2,4,6,7,8,9,10}
{1,4,6,8,10}
Let ={1,2,3.....12} and A = {4,6,8,10,12}
A U A'= ______.
ø
{1,2,3}
{5,7,11,19}
The disjoint sets in the following are _______ .
A={4,5,6,7} ;B = {1,2,3,4}
A = {a,b,c} ; B ={1,2,3}
A = {1,3,5} ; B = {5,3,1}
