Triangle CED = 47°
Triangle BEC = 28°
360 - 28 - 47 - 112 = 173
The answer = 173°
        
             
        
        
        
Answer:
-x-4
Step-by-step explanation:
 
        
             
        
        
        
Answer:y= -5x+1
9=-5(-2)-1=9
-4=-5(-1)-1
Step-by-step explanation:
 
        
             
        
        
        
Answer:
68
Step-by-step explanation:
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Dy/dx = y cos x
y = Ae^sin(x)
y(0) = Ae^sin(0) = A = 3
A = 3
Therefore, y = 3e^(sinx)