Tip:A–D to answerE for explanationV for videoS to reveal answer
The difference between two sets {1,2,3} and {1,2,5} is the set
- A.
{1}
- B.
{5}
- C.
{3}
(Correct Answer) - D.
{2}
Explanation
Solution
Let:
To find the difference A−B, we look for elements in A that do not appear in B.
-
1 is in both sets.
-
2 is in both sets.
-
3 is in A but not in B.
Therefore:
Explanation
Solution
Let:
To find the difference A−B, we look for elements in A that do not appear in B.
-
1 is in both sets.
-
2 is in both sets.
-
3 is in A but not in B.
Therefore:
