Dik= S = {1,2,3,4,5,6,7,8,9}

By Posted on

A = {1,2,3,4}
B = {3,4,5,6,7}

Tentukan=
1. A n B
2. A u B
3. B
4. A – B

Tolong cepat di jawab yaa​

Dik= S = {1,2,3,4,5,6,7,8,9}

S = {1,2,3,4,5,6,7,8,9}

A = {1,2,3,4}

B = {3,4,5,6,7}

1. A n B = {1,2,3,4} n {3 4,5,6,7}

= {3,4}

2. A u B = {1,2,3,4} u {3,4,5,6,7}

= {1,2,3,4,5,6,7}

3. B = {3,4,5,6,7}

4. A – B = {1,2,3,4} – {3,4,5,6,7}

= {1,2}

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