Find the eccentricity of the conic section shown in the graph.x = -21
A. e = 1
B. e = 
C. e = 
D. e = 
Answer: B
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Find a set of polar coordinates for the point for which the rectangular coordinates are given.(-5
, -5
)
A. 
B. 
C. 
D. 
Evaluate the expression or indicate that the root is not a real number.-
A. -4 B. -3 C. 3 D. Not a real number
Determine any local or absolute extrema as indicated.g(x) = -|x + 4|
A. Local minimum: 0; absolute minimum: 0 B. Local maximum: 0; absolute maximum: 0 C. Local maximum: -4; absolute maximum: -4 D. Local maximum: 4; absolute maximum: 4
Solve the problem.Erin was driving home from college. During the first day of driving, Erin averaged 62 miles per hour. On the second day, she drove at an average speed of 72 miles per hour. If her total driving time for the two days was 18
hours and the distance traveled was 1242 miles, what was Erin's driving time for each day?
A. first day: 10 hr
second day: 8
hr
B. first day: 9
hr
second day: 9 hr
C. first day: 8 hr
second day: 10
hr
D. first day: 9 hr
second day: 9
hr