Solve. Round to the nearest tenth when necessary.A flagpole casts a shadow of 39 feet, Nearby, a 7-foot tree casts a shadow of 5 feet. What is the height of the flag pole?
A. 1365 ft
B. 27.9 ft
C. 54.6 ft
D. 0.9 ft
Answer: C
Mathematics
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Convert the units as shown. 32.00 sq mi = ____ acre
A. 10,240 B. 20,500 C. 10,200 D. 20,480
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Find the inverse using composition.f(x) = (x - 20)2, x ? 20
A. f-1(x) = x2 + 20
B. f-1(x) = 
C. f-1(x) = 
+ 20
D. f-1(x) = - 
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Graph the function.f(x) = 2 - ln(x + 4)
A. 
B. 
C. 
D. 
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Complete numerical representations for the functions f and g are given. Evaluate the expression, if possible.(f?f)(1)
A. 4 B. Undefined C. 15 D. 0
Mathematics