Use a graphing utility to graph the inequality.2x + y - 3 ? 0
A. 
B. 
C. 
D. 
Answer: C
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Find a formula for the nth partial sum of the series and use it to find the series' sum if the series converges.
+ 
+ 
+ ... + 
+ ...
A. 
; 
B. 
; 
C. 
; 
D. 
; 
Use the Comparison Test to determine if the series converges or diverges.
A. diverges B. converges
Determine the type of curve from the given information.A mirror is in the shape of a conic. If a ray of light is directed at one focus from a sufficient distance, it never reaches that focus, but is instead reflected toward the other focus. What type of curve is represented by the mirror?
A. Hyperbola B. Parabola C. Ellipse D. None of the above
Give an appropriate answer to the question.A connected graph has 27 vertices and 38 edges. How many edges must be removed to form a spanning tree for the graph?
A. 37 B. 10 C. 11 D. 12