The negation of $(p \wedge \sim q) \rightarrow (p \vee \sim q)$ is

  • A
    a tautology
  • B
    a contingency
  • C
    a contradiction
  • D
    equivalent to $p \wedge q$

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Similar Questions

Are the following pairs of statements negations of each other:
$1$. The number $x$ is a rational number.
$2$. The number $x$ is an irrational number.

Which of the following sentences are statements? Give reasons for your answer.
"The sides of a quadrilateral have equal length."

The negation of the contrapositive of the statement $(p \lor \sim q) \to (p \land \sim q)$ is

The Boolean expression $((p \wedge q) \vee (p \vee \sim q)) \wedge (\sim p \wedge \sim q)$ is equivalent to

Consider the statement patterns:
$A$. $(q \to p) \lor (p \to q)$
$B$. $(\sim p \lor \sim q) \leftrightarrow \sim (p \land q)$
$C$. $[(p \lor q) \land \sim p] \land \sim q$
$D$. $(p \land q) \land (\sim p \lor \sim q)$
Which of the following is true?

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