Solve.6x - 9 - x2 < 0
A. (-3, 3)
B. (?, 3)
C. (3, ?)
D. (-?, 3) ? (3, ?)
Answer: D
Mathematics
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Identify the type of surface represented by the given equation.
+ 
+ 
= 1
A. Ellipsoid
B. Paraboloid
C. Sphere
D.
| Elliptic cone |
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Change the given polar coordinates (r, ?) to Cartesian coordinates (x, y).
A. 
B. 
C. 
D. 
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Refer to this figure to answer the question. Assume 
and 
are parallel.
What is the measure of ?HDA?
A. 180° B. 90° C. 0° D. 120°
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Graph.f(x) = 4x2
A. 
B. 
C. 
D. 
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