1.

Verify the following algebraically.(A’+B’).(A+B)=A’.B+A.B’

Answer»

(A' + B').(A + B) = A'B + A.B'

L.H.S

(A' + B'). (A + B)

A'A + A'B + B'.A + B'B

0 + A'.B + B'.A + 0

A'.B + A.B' = R.H.S (Hence, verified)



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