Simplify the following to their simplest form showing each step you take:
D3 =Q3 Q2 Q1 + Q3 Q2 Q1
D2 = Q3 Q2 Q1 + Q3 Q2 Q1
D1 = Q3 Q1 + Q2 Q1
To simplify the writing, let us use ' (prime) for negation instead of the upper bar.
Recall that b' = 1+b and ...
Boolean equations are simplified.