Let L(x, y) denote the local linear approximation to f(x, y) = x^2 + y^2 at the point (3, 4). Compare the error is approximating f(3.04, 3.98) =(3.04)^2 +(3-98)^2 + by h (3.04, 8.98) with distance between the point (3,4) 4 (3.04, 3-98).