A building's angle of elevation from a point on the ground 34 m from its base is 31°. Find the height of the building (to the nearest meter).
?
A. 8 m
B. 20 m
C. 29 m
D. 57 m
E. 18 m
Answer: B
Mathematics
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A. 
B. 
C. 
D. 
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Find the derivative.f(x) = 
, find f'(x)
A. 
- 
B. x3/2 + 5
C. 
+ 
D. 
- 
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