Solved: Let \( I \) be any interval disjoint from \( (-1,1) \), prove that the function

Class: 12 Subject: Math Topic: Applications of Derivatives

Let \( I \) be any interval disjoint from \( (-1,1) \), prove that the function \( f(x) = x + \frac{1}{x} \) is strictly increasing on \( I \).

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