Answer:
a.b=[-1]
Step-by-step explanation:
This is a dot product of a and b
a.b =[6,-2,3].[2,5, -1] = [12-10-3] =[-1]
 
        
             
        
        
        
the answer is C................................
 
        
             
        
        
        
The domain is -1, 0, 1, 2, 3, 4. Hope this helps.
        
             
        
        
        
64/7=9.14285714. It takes 9.14285714 or about 9 minutes to run a mile. 
44/9=4.88888889. It takes 4.88888889 or about 5 dollars per hour.
Hoped I helped!
        
                    
             
        
        
        
9 goes into 67, 7 times, with a remainder of 4. So we would get 
