Find an equation of an ellipse satisfying the given conditions.Foci: (0, ±4), vertices: (0, ±5)
A. 25x2 + 9y2 = 225
B. 25x2 + 9y2 = 650
C. 25x2 + 9y2 = 641
D. 25x2 + 9y2 = 425
Answer: A
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The width must be 
Find the greatest possible value for the length of the rectangle.
A. 47 m B. 52 m C. 19 m D. 80 m
Use the integral test to determine whether the series converges.
A. converges B. diverges
Solve the problem, using the table.
Kevin buys a 1-year CD for $7500 that earns 7% interest compounded daily. He decides to keep the first year's interest in the account. How much is in the account at the end of the the second year?
A. $8043.76 B. $16,087.52 C. $8626.94 D. $543.76
Determine how many of the first 5 statements in the sequence obtainable from the given statement are true.2n2 < (2n)2
A. 4 B. 3 C. 2 D. 5