Given x + y + 2= 4 and P0(1,1,2), nd the following. (a) Find the equation for the tangent plane at the point P0 on the given surface. (b) Find the equations for the normal line at the point P0 on the given surface. E) (a) Find the equation for the tangent plane at the point P0 on the given surface. Use a coefficient of 1 for x. D=0 (b) Find the equations for the normal line at the point P0 on the given surface. Let x = 1 H. FD y=l:l z=|:| (Type expressions using t as the variable.)