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Byju's Answer
Standard XII
Mathematics
Mathematical Statement
The propositi...
Question
The proposition
(
p
⇒
∼
p
)
∧
(
∼
p
⇒
p
)
is a.
A
Tautology and contradiction
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B
Neither tautology nor contradiction
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C
Contradiction
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D
Tautology
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Solution
The correct option is
B
Contradiction
p
∼
p
p
⇒
∼
p
∼
p
⇒
p
(
p
⇒
∼
p
)
∧
(
∼
p
⇒
p
)
T
F
F
T
F
T
F
F
T
F
F
T
T
F
F
F
T
T
F
F
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