Let P, Q, R be true, false, false, respectively, which of the following is true?
A. P∧(Q∧~R)
B. (P->Q)∧~R
C. Q<->(P∧R)
D. P<->(QvR)
Answer:C
Let P, Q, R be true, false, false, respectively, which of the following is true?
A. P∧(Q∧~R) B. (P->Q)∧~R C. Q<->(P∧R) D. P<->(QvR)
Explanation: For a bi-conditional to be true both inputs should be the same.