題組內容
5. A surface σ is the part of the cone z =
that lies between the planes z = 1 and z = 2.
(a) (10 points) Write down the equation of the tangent plane of σ at the point (3/2, 3/2, 3/
).
5. A surface σ is the part of the cone z =
that lies between the planes z = 1 and z = 2.
(a) (10 points) Write down the equation of the tangent plane of σ at the point (3/2, 3/2, 3/
).