Question

(v) A= {1, 2, 3), B = 0
2. Let A = {a,b), B = {a,b,c). Is ACB? What is AUB?
3. If A and B are two sets such that ACB, then what is AUB?
4. IfA= {1, 2, 3, 4), B = {3,4,5,6), C = {5,6,7,8 ) and D - {7, 8, 9, 10); fin​

Answer 1

2. Yes and AUB = B.

3. Since A C B, therefore A U B = B.