07. Terminology

Terminology

Terminology Question 1

Is the following sentence valid, satisfiable, or unsatisfiable? P ∨ ¬P
SOLUTION: Valid

Terminology Question 2

Is the following sentence valid, satisfiable, or unsatisfiable? P ∧ ¬P
SOLUTION: Unsatisfiable

Terminology Quesiton 3

Is the following sentence valid, satisfiable, or unsatisfiable? P ∨ Q ∨ (P ⇔ Q)
SOLUTION: Valid

Terminology Question 4

Is the following sentence valid, satisfiable, or unsatisfiable? (P ⇒ Q) ∨ (Q ⇒ P)
SOLUTION: Valid

Terminology Question 5

Is the following sentence valid, satisfiable, or unsatisfiable? ((Food ⇒ Party) ∨ (Drinks ⇒ Party)) ⇒ ((Food ∧ Drinks) ⇒ Party)
SOLUTION: Valid

Terminology Solution

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