::∫π(1/x)^2dx=-π∫d(1/x)=-π/x+c
::V=-π/x+c|(1,+∞)=0+π=π
::S=∫2π(1/x)*sqrt(1+(1/x^4))dx
::S->+∞
yes,it's a parodox!A revolving body who has an infinite surface,although it's volume is π,really interesting!
::∫π(1/x)^2dx=-π∫d(1/x)=-π/x+c
::V=-π/x+c|(1,+∞)=0+π=π
::S=∫2π(1/x)*sqrt(1+(1/x^4))dx
::S->+∞
yes,it's a parodox!A revolving body who has an infinite surface,although it's volume is π,really interesting!