Answer:
Using Matlab code for Fourier series to calculate for the function, see the attached 
Step-by-step explanation:
Go through the picture step by step.
 
        
             
        
        
        
Answer:
24 feet in lenght and 15 in width
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
37
Step-by-step explanation:
Anything multiplied by 0 is 0 then you just add the 37
 
        
             
        
        
        
X + y = 12 . . . . . . . . (1)
x - 3y = -30 . . . . . . . (2)
(1) - (2): 4y = 42
y = 10.5
        
                    
             
        
        
        
The statements that are true are A, B, and D