#### Question

If A and B are two sets such that A ⊂ B, then what is A ∪ B?

#### Solution

If A and B are two sets such that A ⊂ B, then A ∪ B = B.

Is there an error in this question or solution?

Solution If a and B Are Two Sets Such that a ⊂ B, Then What is a ∪ B? Concept: Operations on Sets - Union Set.