Finding a Tangent LineIn Exercises 45 and 46, find the unit tangent vector and a set of parametric equations for the tangent line to the space curve at point .
For unlimited access to Homework Help, a Homework+ subscription is required.
Finding the Equation of a Tangent Line to a Curve
In Exercises 27–32, find a set of parametric equations for the tangent line to the curve of intersection of the surfaces at the given point.