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If A= {1,2,3,4} and B={2,4,8,9} then ( A...

If A= {1,2,3,4} and B={2,4,8,9} then `( A-B )cup (B-A)`=_____.

A

{1,3,8,9}

B

{2,4}

C

A

D

`phi`

Text Solution

Verified by Experts

The correct Answer is:
A
A={l,2,3,4}
B = {2, 4, 8, 9}
A-B={1,3}
B-A = {8, 9}
`therefore(A-B)sub(B-A)={1,3,8,9}`
Hence , the correct option is (a).
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