Let A {x : x =n -2,n< 5}. Find A when
(1) n= W,n ∈ W
(2) n = N, n ∈ N
(3) n ∈ I =I
Answers
Answered by
3
Answer:
Natural numbers less than 5 are 1,2,3,4.
Given x=2n, putting n=1,2,3,4 ,we get,
x=2×1,2×2,2×3,2×4
=2,4,6,8.
The given set i.e.,A can be written as {2,4,6,8}
(Every set is a subset of universal set i.e., A ⊂ξ)
Similar questions