brentman70 brentman70

03-08-2017
Mathematics

contestada

If A ⊂ B, then A ∩ B = A ∪ B.

always
sometimes
never

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hpdawg101 hpdawg101

03-08-2017

so in plain English it's saying if A Is an element of B, then A and B equals A or B. This is true sometimes

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