Question

AB + A’B + AB’ + A’B’ + B = 1
prove using Boolean algebra.​

Answer 1

Answer:

First, factor it: A + A.B = A.1 + A.B = A(1 + B)

Explanation:

The absorption law, or simple logic, shows us that 1 + B = 1. (“True” or “X” is always true, regardless of what “X” is.) So: