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If A= {2,3,9,11,5} ,B={9,11,17,21}find n(A) ,n(P(A) 2)n(B) ,n(P(B) 3)AnB 4) AUB 5) n(AnB) 6) n (AUB)​

Answer»

<P>Answer:

1) N(A) = 5

n(P(A)) = 32

2) n(B) = 4

n(P(B)) = 16

3) AnB = {9,11}

4)AUB = {2,3,5,9,11,17,21}

5) n(AnB) = 2

6) n(AUB) = 7


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