Chapter 7, Level 2 Self-Quiz: D

. Create a truth table to determine whether the following is a contingent statement, a tautology, or a self-contradiction.

Q • Q

. Create a truth table to determine whether the following is a contingent statement, a tautology, or a self-contradiction.
R ∨ ( S • ~ S )

. Create a truth table to determine whether the following is a contingent statement, a tautology, or a self-contradiction.
(P • ~ P) • S

. Create a truth table to determine whether the following is a contingent statement, a tautology, or a self-contradiction.

P ∨ ~ P

. Create a truth table to determine whether the following is a contingent statement, a tautology, or a self-contradiction.

S ⊃ ( R • ~ R )

. Determine whether the truth table for the following compound proposition is correct or incorrect.

. Determine whether the truth table for the following compound proposition is correct or incorrect.

. Determine whether the truth table for the following compound proposition is correct or incorrect.

. Determine whether the truth table for the following compound proposition is correct or incorrect.

. Determine whether the truth table for the following compound proposition is correct or incorrect.

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