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Exam: Maharashtra HSC Class 12
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Examine whether each of the following statement patterns is a tautology or a contradiction or a contingency.
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Mathematics → Mathematical Logic → Tautology, Contradiction and Contingency
·
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[
p
→
(
∼
q
∨
r
)
]
↔
∼
[
p
→
(
q
→
r
)
]
[p \to (\sim q \vee r)] \leftrightarrow \sim [p \to (q \to r)]
[
p
→
(
∼
q
∨
r
)]
↔∼
[
p
→
(
q
→
r
)]
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[Q1.2 Ex 1.2 Q.3 (x) · Maharashtra State Board (Class 12) — Mathematical Logic (Balbharati textbook)]
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