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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:
B = {All even numbers from 15 to 26}
Express the following sets in roster form:
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Express the following sets in roster form:
C = {All composite numbers between 2 and 20}
Express the following sets in roster form:
G = Set of names of three closed figures in Geometry.
Express the following sets in roster form:
H = {x : x eW and x < 10}
Examine if the following set is the empty set:
{x + 3 = 2 and x ∈ N}
State true or false of the following statement:
The set of letters in your Mathematics book is an infinite set.
Which of the following represent the null set?
φ, {0}, 0, { }, {φ}
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 ⊄ A
