Question

In each of the following, determine whether the statement is true or false. If it is
true, prove it. If it is false, give an example,
(i) If xe A and A e B, then xe B
(ii) If A CB and Be C, then AEC
(ii) If ACB and BCC, then ACC
(iv) If AB and BCC, then ACC
(v) If xe A and ACB, then x e B
(vi) IfACB and x € B, then x € A​

Answer 1

Answer:

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