Question

If A and B are two sets,then (A U B)-
A equals ​

Answer 1

Answer:

Union means addition of all the elements of both the sets. Intersection means common elements of both the sets. It indicates B is a empty set or have same elements which set A have because at union fuction also the answer is A. A∩B=A or A∩B=B.

Answer 2

Answer:

B-A

Step-by-step explanation:

A=(1,2,3)

B=(4,5,6)

a U b -a = (4,5,6)