The negation of the statement $(p\wedge q)\rightarrow(\sim p\vee r)$ is
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Logic Tip: The phrase "A implies B" means "If A happens, B must happen." The ONLY way to prove this false (negate it) is if A happens AND B does not happen. Therefore, $\sim(A \rightarrow B) = A \text{ AND } (\text{NOT } B)$.