Solution to Problem 4:
![[Maple OLE 2.0 Object]](images/CylPract31.gif)
![[Maple OLE 2.0 Object]](images/CylPract35.gif)
![[Maple OLE 2.0 Object]](images/CylPract36.gif)
![[Maple OLE 2.0 Object]](images/CylPract37.gif)