Answer:

Step-by-step explanation:
Express as product of prime factors.


The greatest common factor is the product of the least powers of the common factors.
The GCF is 

 
        
             
        
        
        
Subtracting a negative integer is the same as adding a positive integer. Adding a positive integer to any number always makes the answer larger than the original number. Therefore, if you subtract one negative integer from another your answer will be always be *greater* than the integer you started with. 
 
        
             
        
        
        
I believe the answer is 2/3n
        
                    
             
        
        
        
Answer:
56
Step-by-step explanation:
7×8=56 
Hope this helps! :)
 
        
             
        
        
        
Answer: 41
Step-by-step explanation:
Plug in 3 into x 
Therefore the equation would become 
f(3) = 3^3+2(3)^2-3-1 = 41