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प्रश्न
If A = {p, q, r}, then number of subsets of A = ______.
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उत्तर
If A = {p, q, r}, then number of subsets of A = 2³ = 2×2×2 = 8
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संबंधित प्रश्न
Express the following sets in roster form:
S = {Squares of first eight whole numbers}
Express the following sets in roster form:
F = Set of factors of 24.
Express the following sets in set- builder notation (form):
{2, 3, 5, 7, 11, 13, ...}
Express the following sets in set- builder notation (form):
{1, 4, 9,16, 25, 36}
Given: C = {x : x is a multiple of 3 and is less than 25}. Write the set in roster form.
State whether the given pair of set is equal or equivalent.
A = {first four natural numbers} and
B = {first four whole numbers}
State true or false of the following statement:
If n (A) = n (B) then A and B are equivalent sets
If A = {5, 7, 8, 9}; then D = {7, 9, 10} is a subset of A?
If P = {2, 3, 4, 5}; then E = {0} 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:
B ⊂ A
