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MHT CET · Maths · Definite Integration

\(\int_0^2 \frac{3 x+1}{x^2+4} d x=\)

  1. A \(\log (2 \sqrt{2})+\frac{\pi}{4}\)
  2. B \(\log (2 \sqrt{2})+\frac{\pi}{6}\)
  3. C \(\log (2 \sqrt{2})+\frac{\pi}{8}\)
  4. D \(\log (2 \sqrt{2})+\frac{\pi}{12}\)
Verified Solution

Answer & Solution

Correct Answer

(C) \(\log (2 \sqrt{2})+\frac{\pi}{8}\)

Step-by-step Solution

Detailed explanation

\( \int_0^2 \left(\frac{3x}{x^2+4} + \frac{1}{x^2+4}\right) dx \) \( = \left[ \frac{3}{2}\ln(x^2+4) + \frac{1}{2}\arctan\left(\frac{x}{2}\right) \right]_0^2 \)