Evaluate the following integral: `int_2^4x/(x^2+1)dx`

Explanation

To evaluate the integral \(\int_2^4 \frac{x}{x^2 + 1} \, dx\), we can follow these steps:

### Step 1: Identify the integral
We start with the integral:
\[ I = \int_2^4 \frac{x}{x^2 + 1} \, dx \]

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