Quiz 5：93 成大企管所考題觀摩

Given \(f(x) = \frac{{{x^2} - 2x - 1}}{{x - 1 - \sqrt 2 }}\;\;if\;x \ne 1 + \sqrt 2 \) and \(f(x)\) is continuous at  \(x = 1 + \sqrt 2 \) ，Find \(f\left( {1 + \sqrt 2 } \right)\)