Find an equation of an ellipse satisfying the given conditions.Foci at (0, -2), (0, 2); vertices at (0, -4), (0, 4)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: C
Mathematics
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Determine whether the improper integral converges or diverges.
A. Converges B. Diverges
Mathematics
Divide. Simplify, if possible.
÷ 
A. - 
B. 
C. - 
D. 
Mathematics
Solve the problem.State College's women's basketball team had the following scores in their last 7 games: 85, 66, 74, 98, 54, 85, and 83. Find the mean of these scores.
A. 77.9 B. 74.5 C. 80.2 D. 85
Mathematics
Find the sum of the geometric series for those x for which the series converges.
A. 
B. 
C. 
D. 
Mathematics