Evaluate: 3x^2+1 (x^2-1)^3 dx - Vidyadip

MCQ

Evaluate$:\ \int\frac{3\text{x}^2+1}{(\text{x}^2-1)^3}\text{dx}$

✓
$\text{c}-\frac{\text{x}}{(\text{x}^2-1)^2}$
B
$\text{c}-\frac{\text{x}}{(\text{x}^2+1)^2}$
C
$\frac{\text{x}}{(\text{x}^2-1)^2}$
D
$\frac{\text{x}}{(\text{x}^2+1)^2}$

✓

Answer

Correct option: A.

$\text{c}-\frac{\text{x}}{(\text{x}^2-1)^2}$

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