Electronics and Communication Engineering - Digital Electronics - Discussion

Discussion Forum : Digital Electronics - Section 5 (Q.No. 11)
11.
A + A . B =
B
A . B
A
A or B
Answer: Option
Explanation:

A.B= 1 or 0, A + A.B = 0 if A is zero and A + A.B = 1 if A = 1. Hence A + A.B = A.

Discussion:
2 comments Page 1 of 1.

Akhila said:   4 years ago
A + A.B.
-> A(1+B) *(1+B) = 1,
-> A(1),
-> A.

Vraj vaghela said:   1 month ago
A + A.B = A( 1 + B )
{where 1 + B = 1}
A . 1 = A.

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