Unit 2 Test Review

Front

What is the negation of the statement 'McDonald's fries are the best'?

Back

McDonald's fries are not the best.

Front

In the statement 'If you give Mrs. Newell a Diet Dr. Pepper, then she will be happy', what is the conclusion?

Back

She will be happy.

Front

Using the Law of Detachment, what can we conclude from 'If a student studies, they will pass. John studies.'?

Back

John will pass.

Front

What does the Law of Syllogism state in the context of 'If a car is fast, it is expensive. If it is expensive, it is luxurious'?

Back

If a car is fast, it is luxurious.

Front

What is the term for proving something FALSE?

Back

Counterexample.

Front

Define 'Negation' in logical terms.

Back

The negation of a statement is the opposite of the statement's truth value.

Front

What is a 'Conditional Statement'?

Back

A statement in the form 'If P, then Q', where P is the hypothesis and Q is the conclusion.

Front

Explain the 'Law of Detachment'.

Back

If 'If P, then Q' is true and P is true, then Q must also be true.

Front

What is a 'Converse' in logic?

Back

The converse of a statement 'If P, then Q' is 'If Q, then P'.

Front

What is a 'Contrapositive'?

Back

The contrapositive of 'If P, then Q' is 'If not Q, then not P'.