Solve.Find the center, foci, and vertices of the ellipse 36(x - 1)2 + 16(y + 2)2 = 576
A. center at (-2, 1)
foci at (-2, 1 - 2
), (-2, 1 + 2
)
vertices at (-2, 4), (-2, -8)
B. center at (-1, -2)
foci at (-1, -2 - 2
), (-1, -2 + 2
)
vertices at (-1, 4), (-1, -8)
C. center at (2, -2)
foci at (2, -2 - 2
), (2, -2 + 2
)
vertices at (2, 4), (2, -8)
D. center at (1, -2)
foci at (1, -2 - 2
), (1, -2 + 2
)
vertices at (1, 4), (1, -8)
Answer: D
Mathematics
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A. 181,720 B. 181,710 C. 181,730 D. 181,820
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Multiply, then simplify the product. Assume that all variables represent positive real numbers.(
- 5)(
+ 2)
A. x
- 10
B. x
+ 
- 10
C. x
- 10
D. x
+ 2
- 5
- 10
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Simplify.4 ? 32 - 
A. 36
B. 
C. 
D. 
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Find the largest open intervals where the function is concave upward.f(x) = 
A. (-?, -1)
B. None
C. (
, ?)
D. (-?, -1), (-1, ?)
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