# cylinder

• Nov 9th 2008, 02:24 PM
Apprentice123
cylinder
A cylinder has guidelines for the curve $\begin{cases}x^2+y^2=4 \\ x-y=0\end{cases}$ and its generating are perpendicular to the plane of the guideline. Determine your equation

$x^2+y^2+2xy-8z=0$