(if)u=(1,2,3,4,5,6,7,), A=(1,2,3,),B=(2,3,4),then show that (A U B)' = A' U B'
Answers
Answered by
3
A U B=(1,2,3,4)
(A U B)'=(1,2,3,4,5,6,7)-(1,2,3,4)=(5,6,7)
again. A'=(4,5,6,7)
B'=(1,5,6,7)
A' U B'=(1,4,5,6,7)
then (A U B)' is not equal to A' U B'
hence the question is wrong
(A U B)'=(1,2,3,4,5,6,7)-(1,2,3,4)=(5,6,7)
again. A'=(4,5,6,7)
B'=(1,5,6,7)
A' U B'=(1,4,5,6,7)
then (A U B)' is not equal to A' U B'
hence the question is wrong
Similar questions