If n (A) = 3 and n (B) = 6 and A ⊆ B, then the number of elements in A ∩ B is equal to
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2
Answer:
what? make this clearly, whre is it
Step-by-step explanation:
Answered by
0
Answer:
this is your answer.
Step-by-step explanation:
If n (A) = 3, n (B) = 6 and A ⊆ B. Then the number of elements in A ⋃ B is equal to
1) 3
2) 9
3) 6
4) None of these
Solution: (3)
A ⊆ B
A ⋃ B = B
|A ⋃ B| = |B|
n (B) = 6
n (A ⋃ B) = 6
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