Answer:
Is the w2, w(2) or 

?
If it's w(2) the answer is -4--8+1=-4+8+1=5
if it's w^2 then the answer would be 4--8+1=4+8+1=13
 
        
             
        
        
        
Answer: 115
Step-by-step explanation:
 
        
                    
             
        
        
        
Yes it is always true a biconditional statement is defined to be true whenever both parts have the same truth value.
        
             
        
        
        
9514 1404 393
Answer:
   -7/48
Step-by-step explanation:
Put the numbers in place of the corresponding variables and do the arithmetic.
   
 
        
             
        
        
        
Answer:
17 obtuse triangle
Step-by-step explanation:
hope it helps