You are about to erase your work on this activity. Are you sure you want to do this?
Updated Version Available
There is an updated version of this activity. If you update to the most recent version of this activity, then your current progress on this activity will be erased. Regardless, your record of completion will remain. How would you like to proceed?
Mathematical Expression Editor
A curve is described by the vector-valued function .
Find all -values where
and are orthogonal. List your answers in order from least to greatest:
Find the unit tangent vector-valued function for the curve when .
Find
a vector-valued function describing the tangent line to the curve when .