Find an equation of the surface consisting of all points P(r, y, z) that are twice as far from the plane z = -4 as from the point (0, 0, 4). Identify the surface.

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A: Solution: The objective is to plot the given point.

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Q: 1. Solve the linear system using Jacobi 2 -y=2 x-3y +z = -2 -x+y=3z=-6

A: Note: As per our policy, we are allowed to answer only first part of question kindly post remaining…