Multiple Choice
Describe the level surfaces of f(x, y, z) = .
A) elliptic paraboloids symmetric about the z-axis and having horizontal cross-sections that are ellipses with major axis parallel to the y-axis and eccentricity 1/
B) elliptic paraboloids symmetric about the z-axis and having horizontal cross-sections that are ellipses with major axis parallel to the x-axis and eccentricity 1/ .
C) elliptic paraboloids symmetric about the z-axis and having horizontal cross-sections that are ellipses with major axis parallel to the y-axis and eccentricity 1/2
D) elliptic paraboloids symmetric about the z-axis and having horizontal cross-sections that are ellipses with major axis parallel to the y-axis and eccentricity 1/2.
E) none of the above
Correct Answer:

Verified
Correct Answer:
Verified
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