(1 point) If the gradient of f is Vƒ = y³ – zi + 2xyk and the point P = (-7,-8, 8) lies on the level surface f(x, y, z)
Posted: Mon Jul 11, 2022 11:00 am
(1 point) Find equations of the tangent plane and normal line to the surface z + 9 = xe" cos z - at the point (9, 0, 0). Tangent Plane: (make the coefficient of z equal to 1). = 0.