16. n(B) - n(ANB) =
a) n(A)
b) n(B)
c) n(B - A)
17. If U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10) and A = {2, 5, 6, 9, 10) then A' is
a) {1, 3, 5, 10}
b) {1, 3, 4, 7, 8)
c) {2,5, 6, 9, 10)
18. An (AUB)' =
a) B
b) 0
c) A
19. The number of Subset of the set {10, 11, 12) is
a) 3
b) 6
c) 8
Answers
Answered by
0
Answer:
17)option b
18)option b
19)option b
16)here if N in question intersect means then the ans is Option b
Step-by-step explanation:
Hope it helps you
Answered by
1
Answer:
17: b
18: b
19: answer will be 7
b/c number of subsets=2^n-1
=2^3-1=7
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