find the complement of set B, given that U= {x ∈ z/ - 7 < x < 7}     A= {x ∈ z+ /2 < x < 6}     B= {x ∈ Z- / - 6 < x < - 2}

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A: Option 2 is correct.

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A: Hi! We are answering only the first two problems. If you need the solution of rest questions, then…

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Q: uppose (X,≺) is a well-ordering. Then (X,≺) is not isomorphic to (pred(X,≺,x),≺) for any x ∈ X.

A: Set theory