Question

which of the following is a parabolic cylinder in space? x2-y2=1, X2+y2=1, y=4x, y2=4x​

Answer 1

In mathematics, a quadric or quadric surface, is a generalization of conic sections.

• It is a hypersurface in a-dimensional space, and it is defined as the zero set of an irreducible polynomial of degree two in D + 1 variables.

Answer 2

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