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Return to Introduction to Formal Logic Student Resources
Section 2.3 Self Quiz
Quiz Content
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
~B ∨ ~Y
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
~B · ~Y
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
X ⊃ [(Y ∨ A) · X]
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
(A · ~X) · (~B ∨ ~~Y)
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
X ∨ [A · (Y ≡ B)]
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
~{~X ⊃ [A ≡ (B ∨ ~Y)]}
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
B ⊃ [(~B ∨ ~Y) ⊃ X]
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
~{~[(~A · ~X) · ~A] · ~X}
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
{{[(A · ~B) ⊃ X] ≡ A} ∨ (~Y ⊃ ~A)}
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
{{{(A · ~C) ⊃ B} ≡ ~Z} ∨ (B ⊃ Y)}
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
~P ⊃ ~Y
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
~P · ~Y
correct
incorrect
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
~P ∨ B
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
~P ≡ (A ⊃ P)
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
(P ⊃ X) ∨ ~P
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
~[Q ∨ (~A ≡ Q)]
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
Q ∨ (X ≡ ~Q)
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
(P ⊃ A) · (P ∨ A)
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
*
not completed
.
Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of the complex expression.
Q ≡ (X ⊃ Q)
True
correct
incorrect
False
correct
incorrect
Unknown
correct
incorrect
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