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核心提示( 1) ABC Y0000 0011010001111000101011011111(2)Y=ABC+ABC'+A'BC+A'B'C=AB+A'C (3) Y=((AB)'(A'C)')'用四个与非门即可

( 1)

A B C Y

0 0 0 0

0 0 1 1

0 1 0 0

0 1 1 1

1 0 0 0

1 0 1 0

1 1 0 1

1 1 1 1

(2) Y=ABC+ABC'+A'BC+A'B'C=AB+A'C

(3) Y=((AB)'(A'C)')' 用四个与非门即可

 
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