Matematika

Pertanyaan

mohon dibantu ya jika himpunan semesta
mohon dibantu ya jika himpunan semesta

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    S = (1,2,3,4,5,6,7,8,9)

    A = (1,3 5)

    B= (2,4,6,8)

    B ' = (1,3,5,7,9 )

    B'  - A = (7, 9 )

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