Advertisements
Advertisements
प्रश्न
Choose the correct alternative:
Let A and B be subsets of the universal set N, the set of natural numbers. Then A' ∪ [(A ∩ B) ∪ B'] is
पर्याय
A
A'
B
N
उत्तर
N
APPEARS IN
संबंधित प्रश्न
Justify the trueness of the statement:
“An element of a set can never be a subset of itself.”
For a set A, A × A contains 16 elements and two of its elements are (1, 3) and (0, 2). Find the elements of A
Let A and B be two sets such that n (A) = 3 and n(B) = 2. If (x, 1), (y, 2), (z, 1) are in A × B, find A and B, where x, y, z are distinct elements
If A × A has 16 elements, S = {(a, b) ∈ A × A : a < b} ; (−1, 2) and (0, 1) are two elements of S, then find the remaining elements of S
Choose the correct alternative:
If A = {(x, y) : y = sin x, x ∈ R} and B = {(x, y) : y = cos x, x ∈ R} then A ∩ B contains
Choose the correct alternative:
The number of students who take both the subjects Mathematics and Chemistry is 70. This represents 10% of the enrollment in Mathematics and 14% of the enrollment in Chemistry. The number of students take at least one of these two subjects, is
