Pregunta
Consider statements \( p, q \), and \( r \). \[ p \text { : It is cloudy. } \] \( q: \) Mary is wearing a coat. \( r: \) It is fall. For each part below, fill in the symbolic form. (a) Mary is wearing a coat, or if it is not fall then it is not cloudy. (b) If Mary is not wearing a coat then it is cloudy, if and only if it is fall.
Ask by Salinas Sullivan. in the United States
Feb 28,2025
Solución de inteligencia artificial de Upstudy
Respuesta verificada por el tutor
Responder
(a) q ∨ (¬r → ¬p)
(b) (¬q → p) ↔ r
Solución
We are given the following symbols:
p: It is cloudy.
q: Mary is wearing a coat.
r: It is fall.
(a) "Mary is wearing a coat, or if it is not fall then it is not cloudy."
Symbolically: q ∨ (¬r → ¬p)
(b) "If Mary is not wearing a coat then it is cloudy, if and only if it is fall."
Symbolically: (¬q → p) ↔ r
Respondido por UpStudy AI y revisado por un tutor profesional
Como
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Extra Insights
(a) The symbolic form is \( q \lor (\neg r \rightarrow \neg p) \). This translates to "Mary is wearing a coat, or if it is not fall then it is not cloudy," capturing the logical relationship between the variables as described. (b) The symbolic form is \( \neg q \rightarrow (p \leftrightarrow r) \). This represents "If Mary is not wearing a coat, then it is cloudy if and only if it is fall," linking the coat wearing status to the cloudiness and the season.
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