# Simplifying Boolean Equations

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

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#### Solution Preview

To simplify the writing, let us use ' (prime) for negation instead of the upper bar.

Recall that b' = 1+b and ...

#### Solution Summary

Boolean equations are simplified.

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