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प्रश्न
Fill in the blank:
The empty set is a ____ of every set.
उत्तर
The empty set is a subset of every set.
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संबंधित प्रश्न
Write the cardinal number of the following set:
C = {x : x ∈ N and x ≤ 7}
The set, given below, state whether it is finite set, infinite set or the null set:
{multiples of 8}.
The set, given below, state whether it is finite set, infinite set or the null set:
{squares of natural numbers}.
The set, given below, state whether it is finite set, infinite set or the null set:
C = {x | x is a prime number between 7 and 10}
The set, given below, state whether it is finite set, infinite set or the null set:
Planets of the Solar system
Fill in the blank:
If each element of set P is also an element of set Q, then P is said to be _____ of Q and Q is said to be of P.
M = {x : x is a natural number between 0 and 8) and N = {x : x is a natural number from 5 to 10}. Find: M – N and n(M – N)
M = {x : x is a natural number between 0 and 8) and N = {x : x is a natural number from 5 to 10}. Find: N – M and n (N – M)
If A = {x: x is natural number divisible by 2 and x< 16} and
B = {x:x is a whole number divisible by 3 and x < 18}, find: n(B).
Let n(A) 30, n(B) = 27 and n(A∪B) = 45, find: n(B - A).
