Power Set
Trending Questions
Q.
Match the following:
Column AColumn B1. {x: x ∈ R, -5 < x ≤ 15 } A. 1 2.A=ThepowersetP(A)has––––––elements B.8 3.UniversasetofRationalNumbers&IrrationalNumbersC.RealNumbers4.No.ofelementsinPowerSetofA={a, b, c} D.Integers E.(−5, 15] F.[−5, 15)
1 - b, 2 - a, 3 - c, 4 -e
1 - b, 2 - c, 3 - a, 4 -e
1 - e, 2 - a, 3 - c, 4 -b
1 - e, 2 - a, 3 - b, 4 -c
Q. No of elements in the power set of set A are odd, them the no of elements in the set A are
- 5
- None of these
- 1
- 3
Q. Which of the following represents the power set of Set A, where A = { - 1, 0, 1 }
- {-1, 0}, {0, 1}, {-1, 13}, {ϕ}, {-1, 0, 1}
- {1}, {0}, {1}, {-1, 0}, {0, 1}, {-1, 13}, {ϕ}, {-1, 0, 1}
- {1}, {0}, {1}, {-1, 0}, {0, 1}, {-1, 13}, {ϕ}
- {1}, {0}, {1}, {-1, 0}, {0, 1}, {-1, 13}, {-1, 0, 1}
Q. If A={1, 2, {3, 4}}, then the number of elements in P(P(A)) is
(where P(A) is the power set of A)
(where P(A) is the power set of A)
Q. The number of elements in the power set of the set {(a, b):a2+b2=7, a, b∈Z} is
Q. Number of elements in the power set of an empty set is
Q. The number of elements in the power set of A, where A={x:x∈W and x3−1≤7}
- 3
- 16
- 8
- 64
Q. The number of elements in power set of A={1, 2, 3, 8, 9, 10} is
- 32
- 64
- 36
- 12
Q. The relation on the set A={x:1<|x|≤4, x∈Z } is defined by R={(x, y):y=|x|}. Then the number of elements in the power set of R is
- 16
- 32
- 64
- 128
Q. The number of subsets of the power set of A, where A={x:x∈N −3≤|x|<4} will be