Question

1.misal A={1,2,3} dan {2,1,5},maka (A gabungan B)- A.adalah....

2.jika H={2,4,5},K={1,4,7} dan L={7,5,1},maka(H-K) irisan L.adalah....

Answer 1

1. (A∪B)-A = {1,2,3,5}-{1,2,3} = {5}

2. (H-K)∩L = {2,5}∩{1,5,7} = {5}

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