Solve the inequality.x2 - 2x - 35 < 0
A. x > 7
B. x < -5
C. x < -5 or x > 7
D. -5 < x < 7
Answer: D
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Integrate the function.
dy
A. 
+ C
B. 
- sin-1y + C
C. 
- sin-1
+ C
D. 
- sin-1
+ C
Solve the problem.A ship sails as shown in the diagram. Find its displacement from its original position.
A. R = 227 km, ? = 378.5° B. R = 77.9 km, ? = 144.8° C. R = 26.1 km, ? = 324.8° D. R = 227 km, ? = 198.5°
Solve the given trigonometric equation by use of a graphing calculator. Use values of x for 0 ? x < 2?.sin x + sin 3x = -cos x
A. 1.57, 1.83, 2.88, 4.71, 6.02 B. 0.26, 1.31, 1.57, 3.40, 4.45, 4.71 C. 1.57, 1.83, 2.88, 4.71, 4.97, 6.02 D. 2.18, 5.32
Solve the problem.John and Tony start from Grays lake at the same time and head for a town 10 miles away. John walks twice as fast as Tony and arrives 3 hours before Tony. Find how fast each walks.
A. Tony: 3 mph; John: 6 mph
B. Tony: 
mph; John: 
mph
C. Tony: 
mph; John: 
mph
D. Cannot be determined without more information