Solve. Simplify the answer.Brian was training to run a marathon. During the three-day period before the race he decided that he would train for a total of 10 hours. If he trained for 2
hours on the first day and 2
hours on the second day, how many hours would he need to train on the third day?
A. 4
hr
B. 5
hr
C. 4
hr
D. 4
hr
Answer: D
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Graph the function. Describe its position relative to the graph of the indicated basic function.f(x) = ln x + 2; relative to f(x) = ln x
A. Moved down 2 units
B. Moved left 2 units
C. Moved up 2 units
D. Moved right 2 units
Solve the problem.Find the foci and asymptotes of the following hyperbola:
- 
= 1
A. Foci: (0, -15), (0, 15); Asymptotes: y = 
x, y = - 
x
B. Foci: (-25, 0), (25, 0); Asymptotes: y = 
x, y = - 
x
C. Foci: (0, -25), (0, 25); Asymptotes: y = 
x, y = - 
x
D. Foci: (-15, 0), (15, 0); Asymptotes: y = 
x, y = - 
x
Graph the parabola.y = -x2 + 2x - 8
A. 
B. 
C. 
D. 
Write a formula for the nth term of the given geometric sequence. Do not use a recursion formula.- 
, 
, - 
, 
, ...
A. an = - 
- 
(n - 1)
B. an = - 
n - 1
C. an = 
n - 1 + 
D. an = - 
+ 
(n - 1)