Question

If A and B are two sets such that A ⊆ B , then B' - A' equals to​

Answer 1

Answer:

Given as A ⊂ B, every element of A are already an element of B. Since, A ∪ B denotes A union B. the elements of either A or B or in both A and B consist in this set. Given as A ⊂ B, B is having all elements including elements of A.