Question: Let U = { 1 , 2 , 3 , 4 , 7 , 1 0 , 1 5 , 2 0 } A =

Let
U={1,2,3,4,7,10,15,20}
A={1,4,15,20}
B={1,2,4}
Apply DeMorgan's Law 1 to show that (AB)'=A'B'.
Let U={1,2,3,4,7,10,15,20} A={1,4,15,20} B={1,2,4} Apply DeMorgan's Law 1 to show that

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