2. (15 points) Function f(x, y) = x2 + y², unit vector u = = 4 3 5'5 (a) Find the gradient Vf and the directional deriva
Posted: Tue May 10, 2022 7:38 pm
2. (15 points) Function f(x, y) = x2 + y², unit vector u = = 4 3 5'5 (a) Find the gradient Vf and the directional derivative Duf. (5 point) = (b) Find the tangent plane for the surface z = (10 point) f(x,y) at point (x, y, z) = (3,4, 25). ( =