Sketch the graph of the parabola.y = - 
x2 + 4
A. 
B. 
C. 
D. 
Answer: C
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Solve the problem.The angle from a point 42 feet from the base of a building (on flat ground) to the top of the building is 62°. Find the height of the building to the nearest foot.
A. 79 ft B. 20 ft C. 37 ft D. 22 ft
Find the domain of the function.f(x) = ln(5 - x)
A. (-?, 5) B. (-5, ?) C. (5, ?) D. (-?, -5)
Georgi ran a mile in 4 minutes and 18 seconds.
(a) How fast did she run in miles per hour? (b) How fast did she run in miles per minute? (c) How fast did she run in kilometers per hour? (Remember there are 0.6214 miles in one kilometer)
Determine if the statement is a proportion.I. 
II. 
A. I is a proportion, II is not a proportion. B. I is not a proportion, II is a proportion. C. I and II are both proportions. D. Neither I nor II are proportions.