Answer: last week he made $630 
Step-by-step explanation:
14% of 4500 is 630
 
        
             
        
        
        
Answer:
1. 3212 = 3.212 X 10 of 3
2. because it easier to write and read
 
        
             
        
        
        
Answer:
sin (×+y)/sinx cosy =1+ cotx tany 
from trig ratio Sin [x +y] = sinx Cosy + cosx siny 
 Sinx cosy + cosox siny./Sinx cosy
then check the attachments for further information 
 
        
             
        
        
        
Answer:
Yes
Step-by-step explanation:
yes