Find the foci of the ellipse.9x2 - 90x + 25y2 - 200y + 400 = 0
A. (2, 4), (8, 4)
B. (1, 4), (9, 4)
C. (4, 2), (4, 8)
D. (0, 4), (10, 4)
Answer: B
Mathematics
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Use the nth-Term Test for divergence to show that the series is divergent, or state that the test is inconclusive.
A. converges; ln 4
B. inconclusive
C. converges; ln 
D. diverges
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A. ? B. 1 C. 0 D. -?
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Find the area.a parallelogram with a height of 6 yd and a base of 33 yd
A. 1089 yd2 B. 198 yd2 C. 36 yd2 D. 196 yd2
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Solve the problem.4x - 3 > 21 and 2(3x + 4) < 2(4x + 2) - 2(x - 2)
A. ? B. (6, ?) C. (-?, ?) D. (-?, 6]
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