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- ¯¯¯¯¯¯¯¯¯¯¯¯A.0
- A.¯A
- A.0
- ¯¯¯¯¯¯¯¯¯¯¯¯¯¯A+¯¯¯¯A

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¯¯¯¯¯¯¯¯¯¯¯¯A.A=¯¯¯¯¯¯¯¯0.0=¯¯¯¯¯¯¯1.0=¯0=1

For A=1,

¯¯¯¯¯¯¯¯¯¯¯¯A.A=¯¯¯¯¯¯¯¯1.1=¯¯¯¯¯¯¯0.1=¯0=1

(B) For A=0,

A.¯A=0.¯0=0.1=0

For A=1,

A.¯A=1.¯1=1.0=0

(C) For A=0,

A.0=0.0=0

For A=1,

A.0=1.0=0

A.0=0.0=0

For A=1,

A.0=1.0=0

(D) For A=0,

¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯A+¯A=¯¯¯¯¯¯¯¯¯¯¯¯0+¯0=¯¯¯¯¯¯¯¯¯¯¯¯0+1=¯1=0

For A=1,

¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯A+¯A=¯¯¯¯¯¯¯¯¯¯¯¯1+¯1=¯¯¯¯¯¯¯¯¯¯¯¯1+0=¯1=0

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