Sets Relations And Functions Question 48
Question: Let A, B, C are three non-empty sets. If $ A\subset B $ and $ B\subset C, $ then which of the following is true?
Options:
A) $ B-A=C-B $
B) $ A\cap B\cap C=B $
C) $ A\cup B=B\cap C $
D) $ A\cup B\cup C=A $
Show Answer
Answer:
Correct Answer: C
Solution:
- [c]If $ A\subset B $ and $ B\subset C $ , then these sets is represented in Venn diagram as Clearly, $ A\cup B=B $ And $ B\cap C=B $ Hence, $ A\cup B=B\cap C. $