Solve the equation after making an appropriate substitution.x2/3 + 3x1/3 - 10 = 0
A. {-2, 5}
B. {-8, 125}
C. {-5, 2}
D. {-125, 8}
Answer: D
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Solve the compound inequality. Write your answer in interval notation or state that there is no solution.2 - 4x ? 10 and 5x - 3 ? 17
A. (-?, -2] ? [4, ?) B. [4, ?) C. (-2, 4) D. [-2, 4]
Use the limit properties to find the following limit.If 
f(x) = 20 and 
g(x) = 19, find 
.
A. 
B. - 
C. Does not exist
D.
| -1? |
Solve the problem.The roof of a building is in the shape of the hyperbola 
where x and y are in meters. Refer to the figure and determine the height, h, of the outside walls.
a = b = 7 m
A. 7.5 m B. 454 m C. 57 m D. 21.3 m
Use the formulas relating distance, rate, and time.A family began a trip of 375 miles at 8 A.M. They arrived at their final destination at 4:30 P.M. If they took three 20-minute breaks and took a half hour for lunch, what was their average rate? Round to the nearest tenth if necessary.
A. 57.7 mph B. 68.2 mph C. 53.6 mph D. 62.5 mph