nothing can be further simplify in this problem 
 
        
             
        
        
        
Answer:
It is a Non-Linear graph:
 
        
             
        
        
        
Answer:

Step-by-step explanation:
Give data:






for 95% confidence interval

 from standard z- table
  from standard z- table
confidence interval for P_1  and P_2 is



confidence interval is


 
        
             
        
        
        
Answer: 10x - 25x - 35
Step-by-step explanation:
F 2x times 5x = 10x 
O 2x times 5 = 10x
I  -7 times 5x = -35x
L -7 times 5 = -35
Hope This Helps :)