Find the limit.
A. 0
B. - 
C. ?
D. 
Answer: C
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Determine an appropriate viewing window for the given function and use it to display its graph.f(x) = 
A. 
B. 
C. 
D. 
Sketch the graph of the pair of functions. Use a dashed line for g(x).f(x) = x2 , g(x) = - 
(x + 3)2 + 4
A. 
B. 
C. 
D. 
Solve the problem.A person standing close to the edge on top of a 64-foot building throws a baseball vertically upward. The quadratic function 
models the ball's height above the ground, s(t), in feet, t seconds after it was thrown. After how many seconds does the ball reach its maximum height? Round to the nearest tenth of a second if necessary.
A. 1.5 seconds B. 2 seconds C. 128 seconds D. 4.8 seconds
Find the vertical asymptotes, if any, of the graph of the rational function.g(x) = 
A. x = 5 B. x = 5, x = -5, x = 0 C. x = 5, x = -5 D. no vertical asymptote