Editor
Editor
 Sep 18, 2022
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$\int \frac{2}{x^{2}-a^{2}}$ is equal to:
Difficulty: Easy
A: 
$\frac{1}{a} ln|x^{2}-a^{2}|$
B: 
$\frac{1}{2a}ln|\frac{x-a}{x+a}|$
C: 
$\frac{1}{a}ln|\frac{x-a}{x+a}|$
D: 
$ln|\frac{x-a}{x+a}|$
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NETNUST Entry TestMathematicsIntegration