if A ⊂ C and B ⊂ D, prove that A ∪ B ⊂ C ∪ D.​

Question

if A ⊂ C and B ⊂ D, prove that A ∪ B ⊂ C ∪ D.​

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Alaia 1 week 2021-09-10T21:20:49+00:00 1 Answer 0 views 0

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    2021-09-10T21:22:08+00:00

    Answer:

    I can’t understand that what you want to ask questions

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