Pls solve all , thanks

Exercises 1- Compute iz, r , P22 , r2 for Mong patch. X 1-Cmpute the second fundamental form of: i) cylinder, Exercises 1- For the circle a(s) = (acos , a sin,0), a> 0 ii) Find the equations of Osculating, Normal and Rectifying Planes at s=0 Exercises 1- prove with an example that the theory of the four vertices is not validated if the curve is not simple(cuts himself). "my X 1- prove with an example that the theory of the four vertices is not validated if the curve is not simple(cuts himself). Exercises 1- Compute iz, r , P22 , r2 for Mong patch. X 1-Cmpute the second fundamental form of: i) cylinder, Exercises 1- For the circle a(s) = (acos , a sin,0), a> 0 ii) Find the equations of Osculating, Normal and Rectifying Planes at s=0 Exercises 1- prove with an example that the theory of the four vertices is not validated if the curve is not simple(cuts himself). "my X 1- prove with an example that the theory of the four vertices is not validated if the curve is not simple(cuts himself)