2. Use a linear approximation for values of the function f(x, y) = 2x2 + 4y2 near the points (1, 2)t

問題詳情

2. Use a linear approximation for values of the function f(x, y) = 2x2 + 4y2 near the points (1, 2)to approximate the value of f(1.2, 2.1).