Find the vertices and the foci of the given ellipse.
+ 
= 1
A. V: (0, -15), (0, 15);
F: (0, -9), (0, 9)
B. V: (0, -15), (0, 15);
F: (0, -12), (0, 12)
C. V: (-15, 0), (15, 0);
F: (-12, 0), (12, 0)
D. V: (-15, 0), (15, 0);
F: (-9, 0), (9, 0)
Answer: C
Mathematics
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A. 
B. 
C. 
D. 
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Solve by the square-root property.(x - 3)2 = 49
A. 10, -4 B. 7, -7 C. -4, -10 D. 52
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Find the mode of the set of scores.
9, 5, 9, 7, 12, 5, 11, 9 a. 9 b. 8.375 c. 5 d. 8 e. 7
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