# 1.4 Logic & Propositions

## Propositional Operators

When $$P$$ and $$Q$$ are both true, which of the following evaluate to true?

Exercise 1

When $$P$$ and $$Q$$ are both false, which of the following evaluate to true?

Exercise 2

When $$P$$ is true and $$Q$$ is false, which of the following evaluate to true?

Exercise 3

When $$P$$ is false and $$Q$$ is true, which of the following evaluate to true?

Exercise 4