Identify the type of graph.-x2 - 6x + 5y2 + 10y = 25
A. The equation has no graph.
B. The graph is an ellipse with center 
.
C. The graph is a circle with center 
.
D. The graph is a hyperbola opening to the right and left.
Answer: D
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Perform the indicated operation.
+ 
A. 
B. 
C. a - 2b
D. a + 2b
Use a calculator to find the acute angle ? (to the nearest tenth of a degree) that satisfies the equation.tan ? = 0.53383945
A. 208.1° B. 331.9° C. 28.1° D. 61.9°
Find the slope of the line.
A. 
B. - 
C. 
D. - 
Use the distance formula d = rt, where d represents distance, r represents the rate, and t represents time.Dana is driving home from college for the holidays. Dana's house is approximately 175 miles from her school. If Dana drives at 70 mph, how long will it take her to make the trip home?
A. 2 hours B. 1 hours 30 minutes C. 2 hours 15 minutes D. 2 hours 30 minutes