Simplify.
- 
A. 
B. 
C. 
D. 
Answer: B
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Integrate the function.
dt
A. - 
B. - 
5+ C
C. - 
5+ sec-1
+ C
D. - 
5+ C
Solve the problem.A power outage affected all homes and businesses within a 17 mi radius of the power station. If the power station is located 12 mi north of the center of town, find an equation of the circle consisting of the furthest points from the station affected by the power outage.
A. x2 + (y - 12)2 = 17 B. x2 + y2 = 289 C. x2 + (y - 12)2 = 289 D. x2 + (y + 12)2 = 289
Solve the quadratic inequality by any method. Write your answer in interval notation.x2 - 15x + 50 < 0
A. (-?, 10) B. (-5, 10) C. (0, 10) D. (5, 10)
Solve the problem.A radio transmission tower is 120 feet tall. How long should a guy wire be if it is to be attached 7 feet from the top and is to make an angle of 28° with the ground? Give your answer to the nearest tenth of a foot.
A. 255.6 ft B. 240.7 ft C. 135.9 ft D. 128.0 ft