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Matematika
argia21
Pertanyaan
tolong ya kak........
1 Jawaban
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1. Jawaban Nik001
S = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }
A = { 2, 3, 5, 7 }
B = { 5, 7 , 9 }
a) A^{c} = { 0, 1, 4, 6, 8, 9, 10 }
b) B^{c} = { 0, 1, 2, 3, 4, 6, 8, 10 }
c) (A ∩ B)^{c}= ({ 2, 3, 5, 7 } ∩ { 5, 7, 9 })^{c}
= { 5, 7 }^{c}
= { 0, 1, 2, 3, 4, 6, 8, 9, 10 }
d) (A ∪ B)^{c} = ({ 2, 3, 5, 7 } ∪ { 5, 7, 9 })^{c}
= { 2, 3, 5, 7, 9 }^{c}
= { 0, 1, 4, 6, 8, 10 }
e) A ∩ (A ∪ B)^{c}= { 2, 3, 5, 7 } ∩ { 0, 1, 4, 6, 8, 10 }
= { }
f) B^{c} ∩ (A ∪ B) = { 0, 1, 2, 3, 4, 6, 8, 10 } ∩ { 2, 3, 5, 7, 9 }
= { 2, 3 }
g) (A ∪ B)^{c}∩ (A ∪ B)^{c} = { 0, 1, 4, 6, 8, 10 } ∩ { 0, 1, 4, 6, 8, 10 }
= { 0, 1, 4, 6, 8, 10 }
h) (A^{c} ∩ B)^{c} ∪ (A ∪ B^{c})^{c} = ({ 0, 1, 4, 6, 8, 9, 10 } ∩ { 5, 7, 9 })^{c} ∪ ({ 2, 3, 5, 7 } ∪ { 0, 1, 2, 3, 4, 6, 8, 10 })^{c} = { 9 }^{c} ∪ { 0,1, 2, 3, 4, 6, 8, 10 }^{c} = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 10 } ∪ { 5, 7, 9 } = { 0,1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }