3. (20%) Find the gradient of f (x, y) tan
at (4, -2). Also sketch the gradient vector together with the level curve that passes through (4, -2).
阿摩線上測驗
登入
阿摩線上測驗
登入
3. (20%) Find the gradient of f (x, y) tanat (4, -2). Also sketch the gradient vector together with the level curve that passes through (4, -2).