The graph shown gives the weight of a certain person as a function of age. Find the age at which the person started an exercise program. Select the correct answer.
What will be an ideal response?
d. 30
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Solve the problem.A bird flies from its nest 7 km in the direction 23° north of east, where it stops to rest on a tree. It then flies 10 km in the direction 31° south of west and lands atop a telephone pole. With an xy-coordinate system where the origin is the bird's nest, the x-axis points east, and the y-axis points north, at what point is the tree located?
A. (2.735, 6.444) B. (-3.730, -5.924) C. (0.9205, 0.3907) D. (6.444, 2.735)
Find the value of the indicated trigonometric function of the angle ? in the figure. Give an exact answer with a rational denominator.
Find sec ?.
A. sec ? = 
B. sec ? = 
C. sec ? = 
D. sec ? = 
Graph the system of inequalities.2x + 3y ? 6x- y ? 3y ? 2 
A. 
B. 
C. 
D. 
Determine which inequality matches the graph.
A. y ? 2x - 3 B. y ? 2x - 3 C. y ? -2x - 3 D. y ? -2x - 3