Concept explainers
These exercises refer to the hyperbolic paraboloid
(a) Find an equation of the parabolic trace in the plane
(b) Find the vertex of the parabola in part (a).
(c) Find the focus of the parabola in part (a).
(d) Describe the orientation of the focal axis of the para-bola in part (a) relative to the coordinate axes.
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EBK CALCULUS EARLY TRANSCENDENTALS SING
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