Answer:
y = sin( x/2)
Step-by-step explanation:
The amplitude is 1
The period is 4pi
y = A sin ( Bx)
where A is the amplitude and B is 2pi/ period
y = 1sin (2pi/ 4pi x)
y = sin( x/2)
 
        
             
        
        
        
Answer:
B
Step-by-step explanation:
 
        
             
        
        
        
Answer:
(3,13)
Step-by-step explanation:
Because the smallest x value is 3 and 3 is the closest to 0.
 
        
                    
             
        
        
        
Answer:I think it’s 52
Step-by-step explanation: