Gujarati
Mathematical Reasoning
easy

$p \vee (\sim p \vee q)$ संयुक्त कथन की नकारात्मकता है

A

$(p\; \wedge \sim q)\; \wedge \sim p$

B

$(p\; \wedge \sim q)\; \vee \sim p$

C

$(p\; \vee \sim q)\; \vee \sim p$

D

इनमें से कोई नहीं

Solution

(a) $\sim [p \vee (\sim p \vee q)] \equiv \,\sim p\; \wedge \sim (\sim p \vee q)$

$ \equiv \;\sim p \wedge (\sim (\sim p)\; \wedge \sim q)$

$ \equiv \sim p \wedge (p\; \wedge \sim q)$.

Standard 11
Mathematics

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