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प्रश्न
State, if the following pair of a set, is disjoint:
{people living in Calcutta} and
{people living in West Bengal}.
उत्तर
{people living in Calcutta} and {people living in West Bengal}.
These are not disjoint sets as people of Calcutta are the people of West Bengal as calcutta is a city of West Bengal. So, "people living in West Bengal" is a pair of disjoint sets.
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संबंधित प्रश्न
Express the following sets in roster form:
Set of all integers between 7 and 94; which are divisible by 6.
Express the following sets in roster form:
C = {All composite numbers between 2 and 20}
Express the following sets in set- builder notation (form):
{0, 2, 4, 6, 8, 10, 12, …. }
Given: A = {x : x is a multiple of 2 and is less than 25}. Write the set in roster form.
State whether the given pair of set is equal or equivalent.
M = {multiples of 2 and 3 between 10 and 20} and
N = {multiples of 2 and 5 between 10 and 20}.
State true or false of the following statement:
If M = {1, 2, 4, 6} and N = {x : x is a factor of 12} ; then M = N.
If P = {2, 3, 4, 5}; then A = {3, 4} is proper subset of P?
If P = {2, 3, 4, 5}; then B = { } is proper subset of P?
If A = {even numbers less than 12},
B = {2, 4},
C = {1, 2, 3},
D = {2, 6} and E = {4} then
State if the following statement is true:
D ⊄ A
If A = {even numbers less than 12},
B = {2, 4},
C = {1, 2, 3},
D = {2, 6} and E = {4} then
State if the following statement is true:
E ⊇ B
