Answer:
Step-by-step explanation:
58 ft (1/10 inch/ft) = 5.8 inch
 
        
             
        
        
        
A. 32°
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Hello : 
f'(x) = 5/x²
<span>the derivative of f(x) = -5/x at x = 11.is : f'(11) = 5/11² = 5/121</span>
        
             
        
        
        
The Answer Would Be 178 .
        
             
        
        
        
2tan(x)
i. take the 2 out
ii. derivative of acos is -sin
iii. derivative of In is -ve inverse
so we have 2 times sin(x)/cos(x) hence 2tan(x)