If Fiona is to divide the first expression by the second one, clearly only the first term of the first expression is divisible. The remaining terms of the fist expression will remain as the remainder. The remainder from the division done by Fiona should be 5x - 3. 
        
             
        
        
        
 Answer:
D. (6,-1)
Step-by-step explanation:
Translating is just sliding slide the point B down 4 units from where it is and then move over 6 units to the right.
 
        
             
        
        
        
Cosine is  .
.
Apply the equation:

B is the adjacent side so
cosine is:
Cos(t) = 5/2
Have a great day,
And I hope this helps you!