the appropriate description: horizonta paraboloid, hyperbolic paraboloid, cone, hyperboloid of one sh Note: Make sure that you can sketch each of these surfaces, pa ? 1. x = 2y + 3x ? 2. z=6x+2y ? ? 3. z=y2-3x horizontal plane non-horizontal plane circular cylinder parabolic cylinder ellipsoid elliptic paraboloid hyperbolic paraboloid cone hyperboloid (one sheet) 4. z = 3 5. 3x+6y22z = 4 - 6.-2-6y+z = 4 7. z=6x+2y2