Truth Tables

This symbol, ∧, means?

• and

• or

• not

• if, then

This symbol, ∨, means?

• and

• or

• not

• if, then

This symbol,→ , means?

• and

• or

• not

• if, then

What type of logic is this table showing:

• AND

• OR

• IF, THEN

Let p represent: Brent works this summer.

Let q represent: Brent takes a vacation.

What is the symbolic representation of this statement?

Therefore, Brent does not work this summer.

• ∴~p

• ∴~q

• ~p

• ~q

What are the truth values for ~p ∨ q

• T F T T

• T T F T

• T T T F

• F T T T

What are the truth values for ~(p ∨ q)

• T T T F

• F F F T

• T F T F

• F T F T

Fill in the truth table.

• 
• 
• 
• 

Inverse: If I do well, then I will be happy.

Identify the contrapositive.

• If I am happy, then I will do well.

• If I am happy, then I will not do well.

• If I am not happy, then I will not do well.

• If I don't do well, then I won't be happy.

Which is the proper negation for "he is not awake"?

• he is awake

• he is not asleep

• he is asleep

• he is not not awake