Give an appropriate answer.Let
f(x) = 243. Find
.
A. 243
B. 8
C. 5
D. 3
Answer: D
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Solve the given equation.x4 = 37
A. 6.0828 B. 9.25 C. 2.4663 D. 18.5
Solve the problem.The maximum distance d in kilometers that you can see from a height h in meters is given by the formula 
How high above the ground must you be to see 55 kilometers. (Round to the nearest tenth of a meter.)
A. 246.9 m B. 864.3 m C. 15.7 m D. 26 m
Simplify. Assume that no radicands were formed by raising negative quantities to even powers. 
A. 
B. 
C. 
D. 
For the given equation, decide whether the graph opens up, down, to the left, or to the right; and whether it is wider, narrower, or the same shape as the graph of 
or 
.x = 
y2 - 10y - 7
A. To the right; narrower B. To the right; wider C. To the left; narrower D. To the left; wider