If A={1,2,3,4,5,6}, B={1,2}, then A ( A B ) is equal to Options: A . &nbspA B . &nbspN C . &nbspA∩B D . &nbspA∪B

Answer: Option C : C A B = A - B = {3,4,5,6} = A ( A B ) = {1,2}

If A={1,2,3,4,5,6}, B={1,2}, then A(AB) is equal to

Question

If A={1,2,3,4,5,6}, B={1,2}, then

\frac{A}{(\frac{A}{B})}

is equal to

Options:

A . A

B . N

C . A∩B

D . A∪B

Answer: Option C
:
C

\frac{A}{B}

= A - B = {3,4,5,6}
=

\frac{A}{(\frac{A}{B})}

= {1,2}

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