Sets Relations And Functions Question 79

Question: If A = {x|x $ \in $ N and x $ \le $ 5}, B = {2, 3, 6, 7} then $ (A-B)\cap (B-A) $

Options:

A) {1, 4, 5, 6, 7}

B) {1, 4, 5}

C) {6, 7}

D) $ \phi $

Show Answer

Answer:

Correct Answer: D

Solution:

  • [d] $ A={1,2,3,4,5} $ , $ B={2,3,6,7} $
    $ A-B={1,4,5}, $ $ B-A={6,7} $
    $ (A-B)\cap (B-A)=\phi $