Express the negations of each of these statements so that all negation symbols immediately precede predicates. a) Rita will move to Oregon or Washington: b) if it rains today then the home team wins:...

Express the negations of each of these statements so that all negation symbols immediately precede predicates.

1. 
   

   a)  Rita will move to Oregon or Washington:

   
   


2. 
   

   b)  if it rains today then the home team wins:

   
   


3. 
   

   c)  ∃x∃yP(x, y) ∧ ∀x∀yQ(x, y).

   
   


4. 
   

   d)  ∃x∃y(Q(x, y) ↔ Q(y, x)).