Simplify the square root.
A. 3 + 
B. 3 - 
C. 3 + 3
D. 9 + 
Answer: A
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Solve.Use the Pythagorean Theorem to find the length of the sides of the right triangle shown. 
A. The lengths of the sides are 1, 8, and 9 B. The lengths of the sides are 1, 7, and 12 C. The lengths of the sides are 19, 12, and 13 D. The lengths of the sides are 5, 12, and 13
Solve the inequality. Write the solution set in interval notation.-x2 + 8x - 14 ? 0
A. (-?, -4 - 
] ? [-4 + 
, ?)
B. (-?, 4 - 
] ? [4 + 
, ?)
C. [4 - 
, 4 + 
]
D. [-4 - 
, -4 + 
]
Solve the problem.A deep sea diving bell is being lowered at a constant rate. After 8 minutes, the bell is at a depth of 600 ft. After 30 minutes the bell is at a depth of 2000 ft. What is the average rate of lowering per minute? Round to the nearest hundredth is needed.
A. 66.7 ft per minute B. 46.7 ft per minute C. 63.6 ft per minute D. 0.02 ft per minute
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 = 3 m
A. 60 m B. 48 m C. 7.7 m D. -42 m