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Black Book Advanced Problems in MathematicsMathematicsIndefinite and Definite Integration

Evaluate : x^3 + 3x^2 + x + 9 (x^2 + 1)(x^2 + 3) dx .

Options

  1. A|x^2 + 3| + 3 ⁻¹ x + c
  2. B1 2 |x^2 + 3| + ⁻¹ x + c
  3. C1 2 |x^2 + 3| + 3 ⁻¹ x + c
  4. D|x^2 + 3| - ⁻¹ x + c

Correct answer

C. 1 2 |x^2 + 3| + 3 ⁻¹ x + c

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