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प्रश्न
Examine if the following set is the empty set:
The set of triangles having three equal sides.
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उत्तर
The set of triangles having three equal sides. This is not an empty set.
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संबंधित प्रश्न
Express the following sets in roster form:
H = {x : x eW and x < 10}
State whether the given pair of set is equal or equivalent.
A = {first four natural numbers} and
B = {first four whole numbers}
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 B = {x : x + 4 = 4}, then B is the empty set.
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.
Which of the following represent the null set?
φ, {0}, 0, { }, {φ}
If A = {5, 7, 8, 9}; then C = {0} is a subset of A?
Given A = {a, c}, B = {p, q, r} and C = Set of digits used to form number 1351. Write the subset of set B.
If A = {p, q, r}, then number of subsets of A = ______.
If M = {x : x ∈ N and x < 3}, then M has _____ proper subsets.
