Question: 14. Given x2 +y2 + z2 = 14 a) What is the 3D shape of this surface called? (Sphere, Paraboloid, Ellipsoid, Hyperboloid of one sheet,

14. Given x2 +y2 + z2 = 14 a) What is the 3D shape of this surface called? (Sphere, Paraboloid, Ellipsoid, Hyperboloid of one sheet, Hyperboloid of two sheets , Cylinder or Cone)? b) Find the parametric equations of the normal line to the surface at (2, 1, 3) b) Parametric equations
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