সার্বিক সেট U ={1,2,3,4,5,6}, A = {1,3,5}, B = {3,5,6} হলে A'∩B' হবে--

A {1,4}

B {2,4}

C {2,3,5}

D {2,4,6}

Correct Answer: Option B

A= {1,3,5} B ={3,5,6} U ={1,2,3,4,5,6} A'=U-A = {1,2,3,4,5,6} -{1,3,5} = {2,4,6} B' =U-B={1,2,3,4,5,6}- {3,5,6}={1,2,4} A'∩B'={2,4,6}∩{1,2,4} ={2,4}