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.Consider the following statements: P: ...

.Consider the following statements:
`P:` I have fever
`Q:` I will not take medicine
`R:1` will take rest.
The statement " If I have fever, then I will take medicine and I will take rest " is equivalent to :

A

`(P vvQ) vv((~P) vvR)`

B

`(P vv~Q) ^^ ((Pvv~R)`

C

`(~P) vv~Q ^^((~P)vv~R)`

D

`((~P) vv~Q) ^^((~P)vvR)`

Text Solution

AI Generated Solution

The correct Answer is:
To solve the problem, we need to analyze the given statements and translate them into logical expressions. ### Step 1: Understand the statements We have three statements: - \( P: \) I have fever - \( Q: \) I will not take medicine - \( R: \) I will take rest The statement we need to analyze is: "If I have fever, then I will take medicine and I will take rest." ### Step 2: Translate the statement into logical form The statement can be expressed in logical terms: - The phrase "If I have fever" translates to \( P \). - The phrase "I will take medicine" can be expressed as \( \neg Q \) (since \( Q \) is "I will not take medicine"). - The phrase "I will take rest" translates to \( R \). Thus, the entire statement can be written as: \[ P \implies (\neg Q \land R) \] ### Step 3: Apply logical equivalences Using the implication equivalence, we can rewrite \( P \implies (\neg Q \land R) \): \[ P \implies (\neg Q \land R) \equiv \neg P \lor (\neg Q \land R) \] ### Step 4: Use distribution Now we can distribute the terms: \[ \neg P \lor (\neg Q \land R) \equiv (\neg P \lor \neg Q) \land (\neg P \lor R) \] ### Step 5: Final expression Thus, the final expression we derived is: \[ (\neg P \lor \neg Q) \land (\neg P \lor R) \] ### Step 6: Identify the equivalent statement Now, we can check which of the provided options matches this expression. ### Conclusion After analyzing the options, we find that the correct equivalent statement is: \[ \neg P \lor \neg Q \land \neg P \lor R \]
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