Question

Let A = { a ,b ,c } , B = { a, b } , C = { a, b, d } , D = { c , d } and E = { d } . Then which of the following statement is not correct ?
1. C−D=E
2.D⊇E
3. B∪E=C
4. C−B=E

Answer 1

Answer:

2 = D is sub set equal to E

Answer 2

Answer:

Step-by-step explanation:

BUE=C

(a b) and (d) = (a b d )