\(\rm \overline{A+B}\) का मान है :

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KVS TGT WET (Work Experience Teacher) 23 Dec 2018 Official Paper
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  1. A • B
  2. A̅ B̅ 
  3. B̅ 
  4. A̅ B

Answer (Detailed Solution Below)

Option 2 : A̅ B̅ 
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नाम

AND रूप

OR रूप

तत्समक का नियम

1.A = A

0 + A = A

शून्य का नियम

0.A = 0

1 + A = 1

वर्गसम का नियम

A.A = A

A + A = A

व्युत्क्रम का नियम

AA’ = 0

A + A’ = 1

क्रम-विनिमय नियम

AB = BA

A + B = B + A

साहचर्य नियम

(AB)C

(A + B) + C = A + (B + C)

वितरक नियम

A + BC = (A + B)(A + C)

A(B + C) = AB + AC

अवशोषण नियम

A(A + B) = A

A + AB = A

डी मॉर्गन का नियम

(AB)’ = A’ + B’

(A + B)’ = A’B’

 

By De Morgan’s Law option 2 is the correct answer. 

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