If (x) ( H x ? Mx ) is true, then (?x ) ( H x . ~Mx ) is ___________
A) false
B) true or false
C) true
D) valid
Correct Answer:
Verified
Q1: Name the rule of inference ( p
Q2: If (?x ) ~ Mx is true
Q4: Bi-conditional statement is also called _
A)implication
B)material equivalence
C)material
Q5: The negation of p v q is
Q6: Raju and Manu will both not win
Q7: By using symbols, we can _the validity
Q8: A statement can be replaced only by
Q9: By _, the left-hand conjunct can be
Q10: The negation of the conjunction of two
Q11: Name the rule of replacement (P ?
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