Question

1. If A and B are two sets , then
A-(A-B) is equal to:
1 point​

Answer 1

Answer:

A - B = {x : x € A but not B } .

A-B consisit of those elements which are contained in set A but are not present in set B

For example

A = {1,2,3,4,5}

B ={3,5,7}

A-B = {1,2,4}