Which rule is used in the following inference? $∼A⊃R\sim A \supset R$
$∼R\sim R$
$∼A\sim A$

A) HS
B) MP
C) MT
D) CD
E) DD

Question

Which rule is used in the following inference?   ∼ A ⊃ R \sim A \supset R ∼ A ⊃ R ∼ R \sim R ∼ R ∼ A \sim A ∼ A A) HSB) MPC) MTD) CDE) DD

Renata Cantu · Accepted Answer

Final Answer : C, Explanation :   This is an example of Modus Tollens (MT), which states that if   P ⊃ Q P \supset Q P ⊃ Q   and   ∼ Q \sim Q ∼ Q  , then   ∼ P \sim P ∼ P  .

Which rule is used in the following inference? $∼A⊃R\sim A \supset R$
$∼R\sim R$
$∼A\sim A$

A) HS
B) MP
C) MT
D) CD
E) DD

Definitions

Learning Objectives

Learning Objectives

Related questions

Which rule is used in the following inference? ∼A⊃R\sim A \supset R∼A⊃R ∼R\sim R∼R ∼A\sim A∼A A) HSB) MPC) MTD) CDE) DD

Definitions

Learning Objectives

Learning Objectives

Related questions

Which rule is used in the following inference? $∼A⊃R\sim A \supset R$
$∼R\sim R$
$∼A\sim A$

A) HS
B) MP
C) MT
D) CD
E) DD