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प्रश्न
If B = {5, 4, 6, 8}, then number of proper subsets of B = ____.
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उत्तर
If B = {5, 4, 6, 8}, then number of proper subsets of B = 24 – 1 = 2 × 2 × 2× 2 – 1 = 16 – 1 = 15.
संबंधित प्रश्न
Express the following sets in roster form:
A = Set of letters in the word “CHITAMBARAM”
Express the following sets in roster form:
J = {x: x e N and 2x – 3 ≤17}
Express the following sets in set- builder notation (form):
{3, 6, 9, 12, 15}
State, if the following pair of a set, is disjoint:
{0, 1, 2, 6, 8} and {odd numbers less than 10.
State, if the following pair of a set, is disjoint:
{birds} and {tress}
Examine if the following set is the empty set:
{x + 3 = 2 and x ∈ N}
State true or false of the following statement:
If B = {x : x + 4 = 4}, then B is the empty set.
If P = {2, 3, 4, 5}; then A = {3, 4} 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 ⊂ C
Given A = {a, c}, B = {p, q, r} and C = Set of digits used to form number 1351. Write the subset of set C.
