Solve the problem.The roof of a building is in the shape of the hyperbola 
where x and y are in meters. Determine the distance, w, the outside walls are apart, if the height of each wall is 8 m.
A. 58 m
B. 7.6 m
C. 15.2 m
D. 8.4 m
Answer: C
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Find the curvature of the space curve.r(t) = (7 t sin t + 7 cos t)i + 7j + (7t cos t - 7 sin t)k
A. ? = 
B. ? = - 
C. ? = 7t
D. ? = 
Solve the problem.Among 170 households surveyed, 53 have a video camera, 52 have a snapshot camera, 30 have binoculars, 7 have a video camera and a snapshot camera, 8 have a snapshot camera and binoculars, and 6 have all three products. What is the probability that a household will have a snapshot camera or binoculars? Express the answer as a fraction.
A. 
B. 
C. 
D. 
Express the sum or difference as a product of sines and/or cosines.sin (8?) + sin (2?)
A. 2 cos (5?) sin (3?) B. 2 sin (10?) C. 2 sin (5?) cos (3?) D. 2 sin (5?) sin (3?)
Graph. Label any intercepts and determine the slope of the line. If the slope is undefined, state this.x = 6
A. x-intercept: (0, 6), m: 0
B. x-intercept: (0, 0), m: 6
C. x-intercept: (6, 0), m: undefined
D. x-intercept: (6, 0), m: 
