NTA Abhyas 2020
- Exam
- NTA Abhyas
- Year
- 2020
- Subject
- Mathematics
- Chapter
- Mathematical Reasoning
NTA Abhyas 2020 · Mathematics · Mathematical Reasoning
Which of the statements is not a fallacy?
Which of the statements is not a fallacy?
Options
- A
- B
- C
- D
Correct answer
D.
Step-by-step solution
Option is true only if is true and is false which can never be possible, hence is a fallacy
is a tautology, if is subset of
\left(p ∧ ∼ q\right)p,⇒ p∼ \left(⇒ p\right)\left(C\right) is a subset of , hence is a tautology, hence \left(p ⇒ \left(p ∨ ∼ q\right)\right)\left(D\right)\left(D\right)\left(A\right) is a tautology
is a tautology, if is subset of
\left(p ∧ ∼ q\right)p,⇒ p∼ \left(⇒ p\right)\left(C\right) is a subset of , hence is a tautology, hence \left(p ⇒ \left(p ∨ ∼ q\right)\right)\left(D\right)\left(D\right)\left(A\right) is a tautology