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Q.∫dxx2x2+a2\int \dfrac{dx}{x^2 \sqrt{x^2 + a^2}} equals

a
x2+a2a2x+C\dfrac{\sqrt{x^2 + a^2}}{a^2 x} + C
b
−x2+a2a2x+C\dfrac{-\sqrt{x^2 + a^2}}{a^2 x} + C
c
x2+a2x+C\dfrac{\sqrt{x^2 + a^2}}{x} + C
d
log⁡∣x+x2+a2∣+C\log|x + \sqrt{x^2 + a^2}| + C

Correct Answer: Option B

The correct solution involves applying the fundamental concept to derive the final value step by step...

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