Find the standard-form equation of the hyperbola centered at the origin which satisfies the given conditions.A vertex at (-3, 0) and a focus at (5, 0).
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Answer: D
Mathematics
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Graph on the number line, and express in interval notation.The set of all real numbers greater than or equal to 4.
A. (-?, 4]
B. (4, ?)
C. [4, ?)
D. (-?, 4)
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Find the linear approximation of the function at the given point.
at 
A. 
B. 
C. 
D. 
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Write using radical notation. Then, simplify, if possible.
A. 
B. 2p5/7
C. 2
D. Cannot be simplified
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Find the least common denominator.
, 
, 
A. 135x20y12 B. 54x5y C. 270x5y4 D. 90x5y4
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