69]
P = {4 , 6 , 8 , 9}
n(P) = 4
Banyak himpunan bagian dari P
= 2^n(P)
= 2^4
= 16 (C)
70]
Q = {1 , 2 , 3 , 4 , 6 , 7}
n(Q) = 6
Banyak himpunan bagian dari Q
= 2^n(Q)
= 2^6
= 64 (C)
71]
A = {0 , 2 , 4 , 6 , 8}
n(A) = 5
Banyak himpunan bagian dari A yang mempunyai 2 anggota
= 5C2
= 5!/(5-2)!2!
= 5!/3!2!
= 5.4.3!/3!.2.1
= 20/2
= 10 (C)
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69]
P = {4 , 6 , 8 , 9}
n(P) = 4
Banyak himpunan bagian dari P
= 2^n(P)
= 2^4
= 16 (C)
70]
Q = {1 , 2 , 3 , 4 , 6 , 7}
n(Q) = 6
Banyak himpunan bagian dari Q
= 2^n(Q)
= 2^6
= 64 (C)
71]
A = {0 , 2 , 4 , 6 , 8}
n(A) = 5
Banyak himpunan bagian dari A yang mempunyai 2 anggota
= 5C2
= 5!/(5-2)!2!
= 5!/3!2!
= 5.4.3!/3!.2.1
= 20/2
= 10 (C)