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OpenStudy (anonymous):
Can someone help me with a proof with sets? Let A, B, C, D ⊆ U. Prove A ⊆ B, C ⊆ D, B ∩ D = ∅ ⇒ A ∩ C = ∅.
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OpenStudy (anonymous):
@ganeshie8
OpenStudy (anonymous):
@satellite73
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