Let A = {a, b}, B = {a, b, c}. Is A ⊂ B? What is A ∪ B?
Here, A = {a, b} and B = {a, b, c}
Yes, A ⊂ B.
A∪ B = {a, b, c} = B
Let A = {a, b} and B = {a, b, c}. Is A⊂B ? What is A∪B ?