If A is a subset of B, then A ⋃ B ___.

equals A

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equals B

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equals phi

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is a subset of A

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Solution

The correct option is B
equals B

B

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Similar questions

If A is a subset of B, then A - B is ___.

If A is a subset of B, then A ⋃ B ___.

Show that if A is a subset of B then C-B is a subset of C-A

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 $x \in A$ and $A \in B$ then $x \in B$

(ii) If $A \subset B$ and $B \in C$ then $A \in C$

(iii) If $A \subset B$ and $B \subset C$ then $A \subset C$

(iv) If $A \subset̸ B$ and $B \subset̸ C$ then $A \subset̸ C$

(v) If $x \in A$ and $A \subset̸ B$ then $x \in B$

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

A

B

B

C

A

C

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