a)
X=f(u)=cos(u^2)*3Y=g(u)=1/8*uZ=h(u)=2*cos(4*u+1)*cos(u)0<=u<=2*pirotacija oko x ose
b)
X=f(u)=cos(u)Y=g(u)=uZ=h(u)=1*u0<=U<=4*pi
X=f(v)=sin(3*v)Y=g(v)=sin(v)-cos(2*v)Z=h(v)v0<=V<=2*pi