3. (3 points) Find the equation of the tangent plane to the surface at the point...

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3. (3 points) Find the equation of the tangent plane to the surface at the point (1, 1, 1). In(x + y + z) = xz + 1 4. (3 points) Let F(x, y, z) = (x, 2xy + ez, 3ye). Find div F(1,2,0) and curl F(0, 1, 1). 3. (3 points) Find the equation of the tangent plane to the surface at the point (1, 1, 1). In(x + y + z) = xz + 1 4. (3 points) Let F(x, y, z) = (x, 2xy + ez, 3ye). Find div F(1,2,0) and curl F(0, 1, 1).