Section 14.3 Partial Derivatives
Ex 97
You are told that there is a function \(f\) whose partial derivatives are \(f_x(x, y) = x + 4y\) and \(f_y(x, y) = 3x - y\).
Should you believe it?
You are told that there is a function \(f\) whose partial derivatives are \(f_x(x, y) = x + 4y\) and \(f_y(x, y) = 3x - y\).
Should you believe it?