a racing pig eats 5 1/2 cups of food each day. one cup of food weighs 1 3/5 ounces . how many ounces of food does the pig eat ea
2 answers:
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The cylinder is a clue to use cylindrical coordinates. Taking 
and 
, we then are forced to use 
. So the parameterization of the intersection of the plane and cylinder is
To get the surface, we can introduce a second parameter
that "contracts" the elliptical intersection to a point. The simplest way to do this is to use
with
and 
.
To get the surface, we can introduce a second parameter
with