Question

A={1,3,5}
B={5,7,9,11}
tentukan=
A irisan B=....
B irisan A=....
A gabungan B=...
B gabungan A=...

Answer 1

A irisan B, notasi : (A n B) A gabungan B, notasi : ( A U B) A = {1,3,5} B = {5,7,9,11} A n B = B n A = {5} A U B = B U A = {1,3,5,7,9,11}

Answer 2

A irisan B={5} B irisan A={5} A gabungan B={1,3,5,7,9,11} B gabungan A={1,3,5,7,9,11}