48 I believe :) pls like I need points
        
             
        
        
        
Answer:
3n-7
Step-by-step explanation:
 
        
             
        
        
        
Risk - 5 = 16. It is just mathematical language.
        
             
        
        
        
Answer:
3√3+4
Step-by-step explanation:
Given the vectors u = <√3, -1> and v = <3, -4>
u · v =  <√3, -1> *<3, -4>
u · v = 3√3 + (-1*-4)
u · v = 3√3+(4)
u · v  =  3√3+4
Hence the dot product is 3√3+4
 
        
                    
             
        
        
        
Answer:
Show the whole pic 
Step-by-step explanation: