Exercise 1: 
Graphing a Conic Section

Instructions:
You may email your notebook as an attachment to me at helmut@math.utep.edu. Do only send unevaluated notebooks, do NOT send evaluated notebooks!
Alternatively you may post your notebook on your webpage and let me know that you have done so.

1.) Graph a (hollow) cone, and a plane in general position (not parallel to the coordinate axes) intersecting the cone. 
2.) Graph their intersection.