A∪(A∩B) = কত?

A∪(A∩B) = কত?

A ∅

B A

C B

D A∩B

Solution

Correct Answer: Option B

ধরি, A = {1, 2} এবং B = {2, 3}

∴ A∩B = {1, 2} ∩ {2, 3}

= {2}

সুতরাং AU(A∩B) = {1, 2} U {2}

= {1, 2} = A