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  • 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. (vi) If A ⊂ B and x ∉ B , then x ∉ A

Q2. 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.

(vi) If A \subset B and x \notin B , then x \notin A

Answers (1)

best_answer

The given statement is true,

Let,  A \subset B and x \notin B

 Suppose, x \in A

Then, x \in B , which is contradiction to x \notin B

Hence, x \notin A.

 

 

Posted by

seema garhwal

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