Find the equation for a the tangent plane and b the normal

Last updated: 9/15/2023

Find the equation for a the tangent plane and b the normal line at the point Po 1 1 e on the surface 2x ln y y ln z X Z a Using a coefficient of 3 for y the equation for the tangent plane is x 3y b Find the equations for the normal line Let x 1 t 0 y 0 z 0 Type expressions using t as the variable X 3 0