The difference of {1, 2, 3} and {1, 2, 5} is the set _________.
A. {1}
B. {5}
C. {3}
D. {2}
Answer:A
The difference of {1, 2, 3} and {1, 2, 5} is the set _________.
A. {1} B. {5} C. {3} D. {2}
Explanation: The difference of the sets A and B denoted by A-B, is the set containing those elements that are in A not in B.