For problems 1
3 find the unit tangent vector for the given
vector function.
1. 
2. 
3. 
For problems 4 & 5 find the tangent line to the vector
function at the given point.
4. 
at 
.
5. 
at 
.
For problems 5 & 6 find the unit normal and the binormal
vectors for the given vector function.
5. 
6. 