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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
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 set- builder notation (form):
{2, 3, 5, 7, 11, 13, ...}
Express the following sets in set- builder notation (form):
`{1/3, 1/4, 1/5, 1/6, 1/7, 1/8}`
Examine if the following set is the empty set:
The set of lions in your class.
Examine if the following set is the empty set:
{x + 3 = 2 and x ∈ N}
State true or false of the following statement:
If n (A) = n (B) then A and B are equivalent sets
Which of the following represent the null set?
φ, {0}, 0, { }, {φ}
If P = {2, 3, 4, 5}; then D = {6, 5, 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:
B ⊂ 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:
D ⊄ A
